//javascript.js

function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		nav_home_over = newImage("images/nav_home-over.gif");
		nav_contact_over = newImage("images/nav_contact-over.gif");
		nav_how_it_works_over = newImage("images/nav_how_it_works-over.gif");
		nav_links_over = newImage("images/nav_links-over.gif");
		preloadFlag = true;
	}
}

function popuponclick()
{
	window.open(this.href,'_blank','height=800,width=800,resizable=1');
	return false;
}

function convertPopups()
{
	a_hrefs = document.getElementsByTagName('a');
	for(i=0;i<a_hrefs.length;i++)
		if(a_hrefs[i].className=='popup')
			a_hrefs[i].onclick = popuponclick
}

function init()
{
	preloadImages();
	convertPopups();
}

function popupinit()
{

}