RandCSS();
function RandCSS() 
{	
	if (window.screen)
	{ 
		var totalCSSFiles = 6;
		var ranNum= Math.round(Math.random()*totalCSSFiles+1); 
		while (ranNum > totalCSSFiles)
		{
			ranNum= Math.round(Math.random()*totalCSSFiles+1); 
		}		
		document.write("<link rel='stylesheet' href='stylesheet"+ranNum+".css' type='text/css'>"); 
		
	} 
}