if(document.images)
{
	var empty		= new Image();
	empty.src		="images/desc-empty.jpg"

	var main		= new Image();
	main.src		="images/desc-main.jpg"
	var bmain		= new Image();
	bmain.src		="images/main02.jpg"

	var about		= new Image();
	about.src		="images/desc-about.jpg"
	var babout		= new Image();
	babout.src		="images/about02.jpg"

	var services		= new Image();
	services.src		="images/desc-services.jpg"
	var bservices		= new Image();
	bservices.src		="images/services02.jpg"

	var products		= new Image();
	products.src		="images/desc-products.jpg"
	var bproducts		= new Image();
	bproducts.src		="images/products02.jpg"

	var tech		= new Image();
	tech.src		="images/desc-tech.jpg"
	var btech		= new Image();
	btech.src		="images/tech02.jpg"

	var links		= new Image();
	links.src		="images/desc-links.jpg"
	var blinks		= new Image();
	blinks.src		="images/links02.jpg"

	var contact		= new Image();
	contact.src		="images/desc-contact.jpg"
	var bcontact		= new Image();
	bcontact.src		="images/contact02.jpg"
}

pageLoadCheck=0;

function changeDesc(desc)
{


		if(document.images)
		{
			if(desc == 'null')
			{
				document['nav_desc'].src = eval("empty.src");
				document['main'].src = "images/main01.jpg";
				document['about'].src = "images/about01.jpg";
				document['services'].src = "images/services01.jpg";
				document['products'].src = "images/products01.jpg";
				document['tech'].src = "images/tech01.jpg";
				document['links'].src = "images/links01.jpg";
				document['contact'].src = "images/contact01.jpg";
			}
			else
			{
				document['nav_desc'].src = eval(desc + ".src");
				document[desc].src = eval("b" + desc + ".src");
			}

	}

}