// JavaScript Document
function preLoadImages()
{
	rollover1 = new Image(256,68); 
	rollover1.src = "images/production_services_button_rollover.jpg";
	
	rollover2 = new Image(256,68); 
	rollover2.src = "images/consulting_services_button_rollover.jpg";
	
	rollover3 = new Image(256,68); 
	rollover3.src = "images/tradeshow_services_button_rollover.jpg";
}

function bigButtonRollover(on, button)
{
	if(on)
	{
		switch(button.id)
		{
			case "prod":
			  document.getElementById(button.id).style.backgroundImage = 'url(images/production_services_button_rollover.jpg)';
			  break;    
			case "consult":
			  document.getElementById(button.id).style.backgroundImage = 'url(images/consulting_services_button_rollover.jpg)';
			  break;
			case "trade":
			  document.getElementById(button.id).style.backgroundImage = 'url(images/tradeshow_services_button_rollover.jpg)';
			  break;
		}
	}
	else
	{
		switch(button.id)
		{
			case "prod":
			  document.getElementById(button.id).style.backgroundImage = 'url(images/production_services_button.jpg)';
			  break;    
			case "consult":
			  document.getElementById(button.id).style.backgroundImage = 'url(images/consulting_services_button.jpg)';
			  break;
			case "trade":
			  document.getElementById(button.id).style.backgroundImage = 'url(images/tradeshow_services_button.jpg)';
			  break;
		}
	}
}