function getURL(link) 
{
	
	var destination = new Array();
	destination[1] = "petrochemical.html";
	destination[2] = "natural_gas.html";
	destination[3] = "refinery_and_syngas.html";
	destination[4] = "partnering.html";
	destination[5] = "research.html";
	destination[6] = "about_us.html";

if(destination[link])
	{
	 window.location=destination[link];
	}
}