/* 
	ANDREW ADDED THIS IN ORDER TO ACCOMMODATE SCREEN RESIZING 
	IF THE SCREEN WIDTH IS LESS THAN 960PX, ALIGNMENT WILL GO 
	TO THE LEFT.  OTHERWISE, IT WILL BE CENTERED.
*/
window.onload = adjustTopicList;
window.onresize = adjustTopicList;
function adjustTopicList() {
	var width = document.getElementById('topic_area').offsetWidth;
	var rowCount = 1;
	if(width>=1360) {
		rowCount = 3;
	} else if (width>=895){
		rowCount = 2;
	}
	var element = document.getElementById('topics');
	var elements = element.getElementsByTagName('li');
	for(var i=0;i<elements.length;i++) {
		if(i%rowCount==0) {
			elements[i].style.clear = "both";
		} else {
			elements[i].style.clear = "none";
		}
		elements[i].style.width = (width*.97)/rowCount+"px";
	}
}

function getElementsByClass(searchClass) {
	var classElements = new Array();
	var els = document.getElementsByTagName('div');
	var elsLen = els.length;
	var pattern = new RegExp("(^|\\\\s)"+searchClass+"(\\\\s|$)");
	for (i = 0, j = 0; i < elsLen; i++) {
		if ( pattern.test(els[i].className) ) {
			classElements[j] = els[i];
			j++;
		}
	}
	return classElements;
}

//png fix
var arVersion = navigator.appVersion.split("MSIE")
var version = parseFloat(arVersion[1])

if ((version >= 5.5) && (document.body.filters)) 
{
   for(var i=0; i<document.images.length; i++)
   {
      var img = document.images[i]
      var imgName = img.src.toUpperCase()
      if (imgName.substring(imgName.length-3, imgName.length) == "PNG")
      {
         var imgID = (img.id) ? "id='" + img.id + "' " : ""
         var imgClass = (img.className) ? "class='" + img.className + "' " : ""
         var imgTitle = (img.title) ? "title='" + img.title + "' " : "title='" + img.alt + "' "
         var imgStyle = "display:inline-block;" + img.style.cssText 
         if (img.align == "left") imgStyle = "float:left;" + imgStyle
         if (img.align == "right") imgStyle = "float:right;" + imgStyle
         if (img.parentElement.href) imgStyle = "cursor:hand;" + imgStyle
         var strNewHTML = "<span " + imgID + imgClass + imgTitle
         + " style=\"" + "width:" + img.width + "px; height:" + img.height + "px;" + imgStyle + ";"
         + "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader"
         + "(src=\'" + img.src + "\', sizingMethod='scale');\"></span>" 
         img.outerHTML = strNewHTML
         i = i-1
      }
   }
}