function loader(_) {
	_ = this;
	_.F = new Array();
	_.addF = function(F) {
		_.F[_.F.length] = F;
	}
	_.onload = function() { for (var i=0;i<_.F.length;i++) _.F[i]() }
}

function unloader(_) {
	_ = this;
	_.F = new Array();
	_.addF = function(F) {
		_.F[_.F.length] = F;
	}
	_.onunload = function() { for (var i=0;i<_.F.length;i++) _.F[i]() }
}

function resizer(_) {
	_ = this;
	_.F = new Array();
	_.addF = function(F) {
		_.F[_.F.length] = F;
	}
	_.onresize = function() { for (var i=0;i<_.F.length;i++) _.F[i]() }
}

function runner(_){
	_ = this;
	_.F = new Array();
	_.addF = function(F) { _.F[_.F.length] = F }
	_.run = function() {
		for (var i=0;i<_.F.length;i++) try{_.F[i]()}catch(e){}
		for (var i=0;i<_.F.length;i++) _.F[i]();
	}
}

function bgFix(){try{document.execCommand('BackgroundImageCache', false, true);}catch(e){}}

function pngFix(){
	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
			}
		}
	}
}