/****************************************************
*	        DOM Image rollover:
*		by Chris Poole
*		http://chrispoole.com
*               Script featured on http://www.dynamicdrive.com
*		Keep this notice intact to use it :-)
*		Modified by JOsh
****************************************************/

// To use, put an hsrc in an image tag with the src of the roll-over image
// and/or add a csrc to add a pop up with the target href of the csrc.


function init() {
	if (!document.getElementById) return
	var imgOriginSrc;
	var imgTemp = new Array();
	var imgarr = document.getElementsByTagName('img');
	for (var i = 0; i < imgarr.length; i++) 
	{
		if (imgarr[i].getAttribute('hsrc')) 
		{
			imgTemp[i] = new Image();
	      	imgTemp[i].src = imgarr[i].getAttribute('hsrc');
	      	imgarr[i].onmouseover = function() 
			{
		       	imgOriginSrc = this.getAttribute('src');
		       	this.setAttribute('asrc',this.getAttribute('src'))
		       	this.setAttribute('src',this.getAttribute('hsrc'))
		  	}
	      	imgarr[i].onmouseout = function() 
			{
				if(!imgOriginSrc){
					if( this.getAttribute('asrc') ) {
						imgOriginSrc=this.getAttribute('asrc');
					} else {
						imgOriginSrc=this.getAttribute('src');
					}
				} 
		        this.setAttribute('src',imgOriginSrc)
	     	}
	  	}
	}
}