/*--------------------------------------------------------------------------*
 * smartRollover  
 *--------------------------------------------------------------------------*/


function smartRollover() {
	if(document.getElementsByTagName) {
		var images = document.getElementsByTagName("img");

		for(var i=0; i < images.length; i++) {
			if(images[i].getAttribute("src").match("_off."))
			{
				images[i].onmouseover = function() {
					this.setAttribute("src", this.getAttribute("src").replace("_off.", "_on."));
				}
				images[i].onmouseout = function() {
					this.setAttribute("src", this.getAttribute("src").replace("_on.", "_off."));
				}
			}
		}
	}
}

if(window.addEventListener) {
	window.addEventListener("load", smartRollover, false);
}
else if(window.attachEvent) {
	window.attachEvent("onload", smartRollover);
}






/*--------------------------------------------------------------------------*
 *  
 *  alphafilter JavaScript Library beta5
 *  
 *  MIT-style license. 
 *  
 *  2007 Kazuma Nishihata 
 *  http://www.webcreativepark.net
 *  
 *--------------------------------------------------------------------------*/

new function(){

	if(window.addEventListener){
		window.addEventListener('load',alphafilter,false);
	}else if(window.attachEvent){
		window.attachEvent('onload',alphafilter);
	}
	
	function alphafilter(){
		if (typeof document.body.style.maxHeight == "undefined") {//for old ie
			var elements = getElementsByClassName("alphafilter");
			for (var i=0; i<elements.length; i++) {
				var element = elements[i];
				if(element.nodeName=="IMG"){
					var newimg           = document.createElement("b");
					for(var key in element.currentStyle){
						newimg.style[key]=element.currentStyle[key];
					}
					newimg.className     = element.className;
					newimg.style.display = "inline-block";
					newimg.style.width   = element.width;
					newimg.style.height  = element.height;
					newimg.style.float   = element.align;
					newimg.style.filter  = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src="+element.src+",sizingMethod='scale')";
					element.parentNode.replaceChild(newimg,element);
				}else{
					var anchors = element.getElementsByTagName("a");
					for (var j=0; j<anchors.length; j++) {
						var anchor = anchors[j];
						anchor.style.position="relative";
					}
					var iputs = element.getElementsByTagName("input");
					for (var j=0; j<iputs.length; j++) {
						var iput = iputs[j];
						iput.style.position="relative";
					}
					var iputs = element.getElementsByTagName("textarea");
					for (var j=0; j<iputs.length; j++) {
						var iput = iputs[j];
						iput.style.position="relative";
					}
					var iputs = element.getElementsByTagName("select");
					for (var j=0; j<iputs.length; j++) {
						var iput = iputs[j];
						iput.style.position="relative";
					}
					var  newimg = element.currentStyle.backgroundImage || element.style.backgroundImage;
					newimg.match(/^url[("']+(.*\.png)[)"']+$/i)
					var newimg = RegExp.$1;
					element.style.filter ="progid:DXImageTransform.Microsoft.AlphaImageLoader(src="+newimg+",sizingMethod='image')";
					element.style.background = "none";
				}
			}
		}
	}
	
	function getElementsByClassName(className){
		var i, j, eltClass;
		var objAll = document.getElementsByTagName ? document.getElementsByTagName("*") : document.all;
		var objCN = new Array();
		for (i = 0; i < objAll.length; i++) {
			eltClass = objAll[i].className.split(/\s+/);
			for (j = 0; j < eltClass.length; j++) {
				if (eltClass[j] == className) {
					objCN.push(objAll[i]);
					break;
				}
			}
		}
		return objCN;
	}
}




/*--------------------------------------------------------------------------*
 * backToTop 
 *--------------------------------------------------------------------------*/


function backToTop() {
  var x1 = x2 = x3 = 0;
  var y1 = y2 = y3 = 0;
  if (document.documentElement) {
      x1 = document.documentElement.scrollLeft || 0;
      y1 = document.documentElement.scrollTop || 0;
  }
  if (document.body) {
      x2 = document.body.scrollLeft || 0;
      y2 = document.body.scrollTop || 0;
  }
  x3 = window.scrollX || 0;
  y3 = window.scrollY || 0;
  var x = Math.max(x1, Math.max(x2, x3));
  var y = Math.max(y1, Math.max(y2, y3));
  window.scrollTo(Math.floor(x / 2), Math.floor(y / 2));
  if (x > 0 || y > 0) {
      window.setTimeout("backToTop()", 25);
  }
}