/*
	Standards Compliant Rollover Script
	Author : Daniel Nolan
	http://www.bleedingego.co.uk/webdev.php
*/

function initRollovers() {
	if (!document.getElementById) return

	var aPreLoad = new Array();
	var sTempSrc;
	var aImages = document.getElementsByTagName('img');

	for (var i = 0; i < aImages.length; i++) {
		if (aImages[i].className == 'imgover') {
			var src = aImages[i].getAttribute('src');
			var ftype = src.substring(src.lastIndexOf('.'), src.length);
			var hsrc = src.replace(ftype, '_o'+ftype);

			aImages[i].setAttribute('hsrc', hsrc);

			aPreLoad[i] = new Image();
			aPreLoad[i].src = hsrc;

			aImages[i].onmouseover = function() {
				sTempSrc = this.getAttribute('src');
				this.setAttribute('src', this.getAttribute('hsrc'));
			}

			aImages[i].onmouseout = function() {
				if (!sTempSrc) sTempSrc = this.getAttribute('src').replace('_o'+ftype, ftype);
				this.setAttribute('src', sTempSrc);
			}
		}
	}
}

/*

	Use Javascript to open the browser in a new window instead of "_target" so it will validate against HTML 4 strict

*/

function externalLinks() {
if (!document.getElementsByTagName) return;
	var anchors = document.getElementsByTagName("a");
	for (var i=0; i<anchors.length; i++) {
	var anchor = anchors[i];
		if (anchor.getAttribute("href") &&
			anchor.getAttribute("rel") == "external")
			anchor.target = "_blank";
	}
}

/*

	Pop up

*/

function popUp(img_src) {
	alert('trying to preview');
	theUrl='preview_listing_images.php?src='+img_src;
	winName='Preview';
	features='scrollbars=no,status=yes,resize=no,width=400,height=250,vspace=0 hspace=0,marginheight=0,marginwidth=0,topmargin=0,leftmargin=0';
	new_window=window.open(theUrl,winName, features);
	new_window.focus();
}

function all(){
	initRollovers();
	externalLinks();
}
window.onload = all;