//jquery innerfade
(function($) {

    $.fn.innerfade = function(options) {
        return this.each(function() {   
            $.innerfade(this, options);
        });
    };

    $.innerfade = function(container, options) {
        var settings = {
        		'animationtype':    'fade',
            'speed':            'normal',
            'type':             'sequence',
            'timeout':          2000,
            'containerheight':  'auto',
            'runningclass':     'innerfade',
            'children':         null
        };
        if (options)
            $.extend(settings, options);
        if (settings.children === null)
            var elements = $(container).children();
        else
            var elements = $(container).children(settings.children);
        if (elements.length > 1) {
            $(container).css('position', 'relative').css('height', settings.containerheight).addClass(settings.runningclass);
            for (var i = 0; i < elements.length; i++) {
                $(elements[i]).css('z-index', String(elements.length-i)).css('position', 'absolute').hide();
            };
            if (settings.type == "sequence") {
                setTimeout(function() {
                    $.innerfade.next(elements, settings, 1, 0);
                }, settings.timeout);
                $(elements[0]).show();
            } else if (settings.type == "random") {
            		var last = Math.floor ( Math.random () * ( elements.length ) );
                setTimeout(function() {
                    do { 
												current = Math.floor ( Math.random ( ) * ( elements.length ) );
										} while (last == current );             
										$.innerfade.next(elements, settings, current, last);
                }, settings.timeout);
                $(elements[last]).show();
						} else if ( settings.type == 'random_start' ) {
								settings.type = 'sequence';
								var current = Math.floor ( Math.random () * ( elements.length ) );
								setTimeout(function(){
									$.innerfade.next(elements, settings, (current + 1) %  elements.length, current);
								}, settings.timeout);
								$(elements[current]).show();
						}	else {
							alert('Innerfade-Type must either be \'sequence\', \'random\' or \'random_start\'');
						}
				}
    };

    $.innerfade.next = function(elements, settings, current, last) {
        if (settings.animationtype == 'slide') {
            $(elements[last]).slideUp(settings.speed);
            $(elements[current]).slideDown(settings.speed);
        } else if (settings.animationtype == 'fade') {
            $(elements[last]).fadeOut(settings.speed);
            $(elements[current]).fadeIn(settings.speed, function() {
							removeFilter($(this)[0]);
						});
        } else
            alert('Innerfade-animationtype must either be \'slide\' or \'fade\'');
        if (settings.type == "sequence") {
            if ((current + 1) < elements.length) {
                current = current + 1;
                last = current - 1;
            } else {
                current = 0;
                last = elements.length - 1;
            }
        } else if (settings.type == "random") {
            last = current;
            while (current == last)
                current = Math.floor(Math.random() * elements.length);
        } else
            alert('Innerfade-Type must either be \'sequence\', \'random\' or \'random_start\'');
        setTimeout((function() {
            $.innerfade.next(elements, settings, current, last);
        }), settings.timeout);
    };

})(jQuery);

// **** remove Opacity-Filter in ie ****
function removeFilter(element) {
	if(element.style.removeAttribute){
		element.style.removeAttribute('filter');
	}
}

 $(document).ready( function(){ 
							 $('#iitPromotion').show();
							 $('#iitPromotion').innerfade({ speed: 'faster', timeout: 2500, type: 'random', containerheight: '180px' });
							 $('#portfolio').show();
							 $('#contestPromotion').show();
							 $('#news').show();
							 $('#news').innerfade({ animationtype: 'fade', speed: 2000, timeout: 5000, type: 'random', containerheight: '1em' }); 
							 $('#portfolio').innerfade({ speed: 'faster', timeout: 2500, type: 'random', containerheight: '180px' });
							 $('.fade').innerfade({ speed: 'slow', timeout: 1000, type: 'sequence', containerheight: '1.5em' }); 
							 $('#contestPromotion').innerfade({ animationtype: 'fade', speed: 2000, timeout: 5000, type: 'random', containerheight: '1em' }); 
							 }
						); 
 
 //jquery corner
 
 jQuery.fn.corner = function(o) {
    function hex2(s) {
        var s = parseInt(s).toString(16);
        return ( s.length < 2 ) ? '0'+s : s;
    };
    function gpc(node) {
        for ( ; node && node.nodeName.toLowerCase() != 'html'; node = node.parentNode  ) {
            var v = jQuery.css(node,'backgroundColor');
            if ( v.indexOf('rgb') >= 0 ) { 
                rgb = v.match(/\d+/g); 
                return '#'+ hex2(rgb[0]) + hex2(rgb[1]) + hex2(rgb[2]);
            }
            if ( v && v != 'transparent' )
                return v;
        }
        return '#ffffff';
    };
    function getW(i) {
        switch(fx) {
        case 'round':  return Math.round(width*(1-Math.cos(Math.asin(i/width))));
        case 'cool':   return Math.round(width*(1+Math.cos(Math.asin(i/width))));
        case 'sharp':  return Math.round(width*(1-Math.cos(Math.acos(i/width))));
        case 'bite':   return Math.round(width*(Math.cos(Math.asin((width-i-1)/width))));
        case 'slide':  return Math.round(width*(Math.atan2(i,width/i)));
        case 'jut':    return Math.round(width*(Math.atan2(width,(width-i-1))));
        case 'curl':   return Math.round(width*(Math.atan(i)));
        case 'tear':   return Math.round(width*(Math.cos(i)));
        case 'wicked': return Math.round(width*(Math.tan(i)));
        case 'long':   return Math.round(width*(Math.sqrt(i)));
        case 'sculpt': return Math.round(width*(Math.log((width-i-1),width)));
        case 'dog':    return (i&1) ? (i+1) : width;
        case 'dog2':   return (i&2) ? (i+1) : width;
        case 'dog3':   return (i&3) ? (i+1) : width;
        case 'fray':   return (i%2)*width;
        case 'notch':  return width; 
        case 'bevel':  return i+1;
        }
    };
    o = (o||"").toLowerCase();
    var keep = /keep/.test(o);                       // keep borders?
    var cc = ((o.match(/cc:(#[0-9a-f]+)/)||[])[1]);  // corner color
    var sc = ((o.match(/sc:(#[0-9a-f]+)/)||[])[1]);  // strip color
    var width = parseInt((o.match(/(\d+)px/)||[])[1]) || 10; // corner width
    var re = /round|bevel|notch|bite|cool|sharp|slide|jut|curl|tear|fray|wicked|sculpt|long|dog3|dog2|dog/;
    var fx = ((o.match(re)||['round'])[0]);
    var edges = { T:0, B:1 };
    var opts = {
        TL:  /top|tl/.test(o),       TR:  /top|tr/.test(o),
        BL:  /bottom|bl/.test(o),    BR:  /bottom|br/.test(o)
    };
    if ( !opts.TL && !opts.TR && !opts.BL && !opts.BR )
        opts = { TL:1, TR:1, BL:1, BR:1 };
    var strip = document.createElement('div');
    strip.style.overflow = 'hidden';
    strip.style.height = '1px';
    strip.style.backgroundColor = sc || 'transparent';
    strip.style.borderStyle = 'solid';
    return this.each(function(index){
        var pad = {
            T: parseInt(jQuery.css(this,'paddingTop'))||0,     R: parseInt(jQuery.css(this,'paddingRight'))||0,
            B: parseInt(jQuery.css(this,'paddingBottom'))||0,  L: parseInt(jQuery.css(this,'paddingLeft'))||0
        };

        if (jQuery.browser.msie) this.style.zoom = 1; // force 'hasLayout' in IE
        if (!keep) this.style.border = 'none';
        strip.style.borderColor = cc || gpc(this.parentNode);
        var cssHeight = jQuery.curCSS(this, 'height');

        for (var j in edges) {
            var bot = edges[j];
            strip.style.borderStyle = 'none '+(opts[j+'R']?'solid':'none')+' none '+(opts[j+'L']?'solid':'none');
            var d = document.createElement('div');
            var ds = d.style;

            bot ? this.appendChild(d) : this.insertBefore(d, this.firstChild);

            if (bot && cssHeight != 'auto') {
                if (jQuery.css(this,'position') == 'static')
                    this.style.position = 'relative';
                ds.position = 'absolute';
                ds.bottom = ds.left = ds.padding = ds.margin = '0';
                if (jQuery.browser.msie)
                    ds.setExpression('width', 'this.parentNode.offsetWidth');
                else
                    ds.width = '100%';
            }
            else {
                ds.margin = !bot ? '-'+pad.T+'px -'+pad.R+'px '+(pad.T-width)+'px -'+pad.L+'px' : 
                                    (pad.B-width)+'px -'+pad.R+'px -'+pad.B+'px -'+pad.L+'px';                
            }

            for (var i=0; i < width; i++) {
                var w = Math.max(0,getW(i));
                var e = strip.cloneNode(false);
                e.style.borderWidth = '0 '+(opts[j+'R']?w:0)+'px 0 '+(opts[j+'L']?w:0)+'px';
                bot ? d.appendChild(e) : d.insertBefore(e, d.firstChild);
            }
        }
    });
};

$(function(){	// shorthand for $(document).ready() BTW
	$(".round").corner();
 });


/*
 * Thickbox 3.1 - One Box To Rule Them All.
 * By Cody Lindley (http://www.codylindley.com)
 * Copyright (c) 2007 cody lindley
 * Licensed under the MIT License: http://www.opensource.org/licenses/mit-license.php
*/
		  
var tb_pathToImage = "themes/fancy/images/loadingAnimation.gif";

/*!!!!!!!!!!!!!!!!! edit below this line at your own risk !!!!!!!!!!!!!!!!!!!!!!!*/

//on page load call tb_init
$(document).ready(function(){   
	tb_init('a.thickbox, area.thickbox, input.thickbox');//pass where to apply thickbox
	imgLoader = new Image();// preload image
	imgLoader.src = tb_pathToImage;
});

//add thickbox to href & area elements that have a class of .thickbox
function tb_init(domChunk){
	$(domChunk).click(function(){
	var t = this.title || this.name || null;
	var a = this.href || this.alt;
	var g = this.rel || false;
	tb_show(t,a,g);
	this.blur();
	return false;
	});
}

function tb_show(caption, url, imageGroup) {//function called when the user clicks on a thickbox link

	try {
		if (typeof document.body.style.maxHeight === "undefined") {//if IE 6
			$("body","html").css({height: "100%", width: "100%"});
			$("html").css("overflow","hidden");
			if (document.getElementById("TB_HideSelect") === null) {//iframe to hide select elements in ie6
				$("body").append("<iframe id='TB_HideSelect'></iframe><div id='TB_overlay'></div><div id='TB_window'></div>");
				$("#TB_overlay").click(tb_remove);
			}
		}else{//all others
			if(document.getElementById("TB_overlay") === null){
				$("body").append("<div id='TB_overlay'></div><div id='TB_window'></div>");
				$("#TB_overlay").click(tb_remove);
			}
		}
		
		if(tb_detectMacXFF()){
			$("#TB_overlay").addClass("TB_overlayMacFFBGHack");//use png overlay so hide flash
		}else{
			$("#TB_overlay").addClass("TB_overlayBG");//use background and opacity
		}
		
		if(caption===null){caption="";}
		$("body").append("<div id='TB_load'><img src='"+imgLoader.src+"' /></div>");//add loader to the page
		$('#TB_load').show();//show loader
		
		var baseURL;
	   if(url.indexOf("?")!==-1){ //ff there is a query string involved
			baseURL = url.substr(0, url.indexOf("?"));
	   }else{ 
	   		baseURL = url;
	   }
	   
	   var urlString = /\.jpg$|\.jpeg$|\.png$|\.gif$|\.bmp$/;
	   var urlType = baseURL.toLowerCase().match(urlString);

		if(urlType == '.jpg' || urlType == '.jpeg' || urlType == '.png' || urlType == '.gif' || urlType == '.bmp'){//code to show images
				
			TB_PrevCaption = "";
			TB_PrevURL = "";
			TB_PrevHTML = "";
			TB_NextCaption = "";
			TB_NextURL = "";
			TB_NextHTML = "";
			TB_imageCount = "";
			TB_FoundURL = false;
			if(imageGroup){
				TB_TempArray = $("a[@rel="+imageGroup+"]").get();
				for (TB_Counter = 0; ((TB_Counter < TB_TempArray.length) && (TB_NextHTML === "")); TB_Counter++) {
					var urlTypeTemp = TB_TempArray[TB_Counter].href.toLowerCase().match(urlString);
						if (!(TB_TempArray[TB_Counter].href == url)) {						
							if (TB_FoundURL) {
								TB_NextCaption = TB_TempArray[TB_Counter].title;
								TB_NextURL = TB_TempArray[TB_Counter].href;
								TB_NextHTML = "<span id='TB_next'>&nbsp;&nbsp;<a href='#'>Next &gt;</a></span>";
							} else {
								TB_PrevCaption = TB_TempArray[TB_Counter].title;
								TB_PrevURL = TB_TempArray[TB_Counter].href;
								TB_PrevHTML = "<span id='TB_prev'>&nbsp;&nbsp;<a href='#'>&lt; Prev</a></span>";
							}
						} else {
							TB_FoundURL = true;
							TB_imageCount = "Image " + (TB_Counter + 1) +" of "+ (TB_TempArray.length);											
						}
				}
			}

			imgPreloader = new Image();
			imgPreloader.onload = function(){		
			imgPreloader.onload = null;
				
			// Resizing large images - orginal by Christian Montoya edited by me.
			var pagesize = tb_getPageSize();
			var x = pagesize[0] - 150;
			var y = pagesize[1] - 150;
			var imageWidth = imgPreloader.width;
			var imageHeight = imgPreloader.height;
			if (imageWidth > x) {
				imageHeight = imageHeight * (x / imageWidth); 
				imageWidth = x; 
				if (imageHeight > y) { 
					imageWidth = imageWidth * (y / imageHeight); 
					imageHeight = y; 
				}
			} else if (imageHeight > y) { 
				imageWidth = imageWidth * (y / imageHeight); 
				imageHeight = y; 
				if (imageWidth > x) { 
					imageHeight = imageHeight * (x / imageWidth); 
					imageWidth = x;
				}
			}
			// End Resizing
			
			TB_WIDTH = imageWidth + 30;
			TB_HEIGHT = imageHeight + 60;
			$("#TB_window").append("<a href='' id='TB_ImageOff' title='Close'><img id='TB_Image' src='"+url+"' width='"+imageWidth+"' height='"+imageHeight+"' alt='"+caption+"'/></a>" + "<div id='TB_caption'>"+caption+"<div id='TB_secondLine'>" + TB_imageCount + TB_PrevHTML + TB_NextHTML + "</div></div><div id='TB_closeWindow'><a href='#' id='TB_closeWindowButton' title='Close'><img src='themes/fancy/images/closelabel.gif' /></a> or Esc Key</div>"); 		
			
			$("#TB_closeWindowButton").click(tb_remove);
			
			if (!(TB_PrevHTML === "")) {
				function goPrev(){
					if($(document).unbind("click",goPrev)){$(document).unbind("click",goPrev);}
					$("#TB_window").remove();
					$("body").append("<div id='TB_window'></div>");
					tb_show(TB_PrevCaption, TB_PrevURL, imageGroup);
					return false;	
				}
				$("#TB_prev").click(goPrev);
			}
			
			if (!(TB_NextHTML === "")) {		
				function goNext(){
					$("#TB_window").remove();
					$("body").append("<div id='TB_window'></div>");
					tb_show(TB_NextCaption, TB_NextURL, imageGroup);				
					return false;	
				}
				$("#TB_next").click(goNext);
				
			}

			document.onkeydown = function(e){ 	
				if (e == null) { // ie
					keycode = event.keyCode;
				} else { // mozilla
					keycode = e.which;
				}
				if(keycode == 27){ // close
					tb_remove();
				} else if(keycode == 190){ // display previous image
					if(!(TB_NextHTML == "")){
						document.onkeydown = "";
						goNext();
					}
				} else if(keycode == 188){ // display next image
					if(!(TB_PrevHTML == "")){
						document.onkeydown = "";
						goPrev();
					}
				}	
			};
			
			tb_position();
			$("#TB_load").remove();
			$("#TB_ImageOff").click(tb_remove);
			$("#TB_window").css({display:"block"}); //for safari using css instead of show
			};
			
			imgPreloader.src = url;
		}else{//code to show html
			
			var queryString = url.replace(/^[^\?]+\??/,'');
			var params = tb_parseQuery( queryString );

			TB_WIDTH = (params['width']*1) + 30 || 630; //defaults to 630 if no paramaters were added to URL
			TB_HEIGHT = (params['height']*1) + 40 || 440; //defaults to 440 if no paramaters were added to URL
			ajaxContentW = TB_WIDTH - 30;
			ajaxContentH = TB_HEIGHT - 45;
			
			if(url.indexOf('TB_iframe') != -1){// either iframe or ajax window		
					urlNoQuery = url.split('TB_');
					$("#TB_iframeContent").remove();
					if(params['modal'] != "true"){//iframe no modal
						$("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div><div id='TB_closeAjaxWindow'><a href='#' id='TB_closeWindowButton' title='Close'><img src='themes/fancy/images/closelabel.gif' border=0 /></a></div></div><iframe frameborder='0' hspace='0' src='"+urlNoQuery[0]+"' id='TB_iframeContent' name='TB_iframeContent"+Math.round(Math.random()*1000)+"' onload='tb_showIframe()' style='width:"+(ajaxContentW + 29)+"px;height:"+(ajaxContentH + 17)+"px;' > </iframe>");
					}else{//iframe modal
					$("#TB_overlay").unbind();
						$("#TB_window").append("<iframe frameborder='0' hspace='0' src='"+urlNoQuery[0]+"' id='TB_iframeContent' name='TB_iframeContent"+Math.round(Math.random()*1000)+"' onload='tb_showIframe()' style='width:"+(ajaxContentW + 29)+"px;height:"+(ajaxContentH + 17)+"px;'> </iframe>");
					}
			}else{// not an iframe, ajax
					if($("#TB_window").css("display") != "block"){
						if(params['modal'] != "true"){//ajax no modal
						$("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div><div id='TB_closeAjaxWindow'><a href='#' id='TB_closeWindowButton'>close</a> or Esc Key</div></div><div id='TB_ajaxContent' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px'></div>");
						}else{//ajax modal
						$("#TB_overlay").unbind();
						$("#TB_window").append("<div id='TB_ajaxContent' class='TB_modal' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px;'></div>");	
						}
					}else{//this means the window is already up, we are just loading new content via ajax
						$("#TB_ajaxContent")[0].style.width = ajaxContentW +"px";
						$("#TB_ajaxContent")[0].style.height = ajaxContentH +"px";
						$("#TB_ajaxContent")[0].scrollTop = 0;
						$("#TB_ajaxWindowTitle").html(caption);
					}
			}
					
			$("#TB_closeWindowButton").click(tb_remove);
			
				if(url.indexOf('TB_inline') != -1){	
					$("#TB_ajaxContent").append($('#' + params['inlineId']).children());
					$("#TB_window").unload(function () {
						$('#' + params['inlineId']).append( $("#TB_ajaxContent").children() ); // move elements back when you're finished
					});
					tb_position();
					$("#TB_load").remove();
					$("#TB_window").css({display:"block"}); 				
				}else if(url.indexOf('TB_iframe') != -1){
					tb_position();
					if($.browser.safari){//safari needs help because it will not fire iframe onload
						$("#TB_load").remove();
						$("#TB_window").css({display:"block"});
					}
				}else{
					$("#TB_ajaxContent").load(url += "&random=" + (new Date().getTime()),function(){//to do a post change this load method
						tb_position();
						$("#TB_load").remove();
						tb_init("#TB_ajaxContent a.thickbox");
						$("#TB_window").css({display:"block"});
					});
				}
			
		}

		if(!params['modal']){
			document.onkeyup = function(e){ 	
				if (e == null) { // ie
					keycode = event.keyCode;
				} else { // mozilla
					keycode = e.which;
				}
				if(keycode == 27){ // close
					tb_remove();
				}	
			};
		}
		
	} catch(e) {
		//nothing here
	}
}

//helper functions below
function tb_showIframe(){
	$("#TB_load").remove();
	$("#TB_window").css({display:"block"});
	scroll(300);
}

function tb_remove() {
 	$("#TB_imageOff").unbind("click");
	$("#TB_closeWindowButton").unbind("click");
	$("#TB_window").fadeOut("fast",function(){$('#TB_window,#TB_overlay,#TB_HideSelect').trigger("unload").unbind().remove();});
	$("#TB_load").remove();
	if (typeof document.body.style.maxHeight == "undefined") {//if IE 6
		$("body","html").css({height: "auto", width: "auto"});
		$("html").css("overflow","");
	}
	document.onkeydown = "";
	document.onkeyup = "";
	return false;
}

function tb_position() {
$("#TB_window").css({marginLeft: '-' + parseInt((TB_WIDTH / 2),10) + 'px', width: TB_WIDTH + 'px'});
	if ( !(jQuery.browser.msie && jQuery.browser.version < 7)) { // take away IE6
		$("#TB_window").css({marginTop: '-' + parseInt((TB_HEIGHT / 2),10) + 'px'});
	}
}

function tb_parseQuery ( query ) {
   var Params = {};
   if ( ! query ) {return Params;}// return empty object
   var Pairs = query.split(/[;&]/);
   for ( var i = 0; i < Pairs.length; i++ ) {
      var KeyVal = Pairs[i].split('=');
      if ( ! KeyVal || KeyVal.length != 2 ) {continue;}
      var key = unescape( KeyVal[0] );
      var val = unescape( KeyVal[1] );
      val = val.replace(/\+/g, ' ');
      Params[key] = val;
   }
   return Params;
}

function tb_getPageSize(){
	var de = document.documentElement;
	var w = window.innerWidth || self.innerWidth || (de&&de.clientWidth) || document.body.clientWidth;
	var h = window.innerHeight || self.innerHeight || (de&&de.clientHeight) || document.body.clientHeight;
	arrayPageSize = [w,h];
	return arrayPageSize;
}

function tb_detectMacXFF() {
  var userAgent = navigator.userAgent.toLowerCase();
  if (userAgent.indexOf('mac') != -1 && userAgent.indexOf('firefox')!=-1) {
    return true;
  }
}