function getScreenW()
{
var screenW = 640, screenH = 480;
if (parseInt(navigator.appVersion)>3) {
 screenW = screen.width;
 screenH = screen.height;
}
else if (navigator.appName == "Netscape" 
    && parseInt(navigator.appVersion)==3
    && navigator.javaEnabled()
   ) 
{
 var jToolkit = java.awt.Toolkit.getDefaultToolkit();
 var jScreenSize = jToolkit.getScreenSize();
 screenW = jScreenSize.width;
 screenH = jScreenSize.height;
}


//if(navigator.appName=="Microsoft Internet Explorer" && (parseInt(navigator.appVersion) < 7))
//	document.getElementById("top_menu1").style.width = screenW+'px';

if (/MSIE (\d+\.\d+);/.test(navigator.userAgent)){ //test for MSIE x.x;
 var ieversion=new Number(RegExp.$1) // capture x.x portion and store as a number
	if (ieversion<7)
	{
		var valoare = screenW+'px';
		document.getElementById("top_menu1").style.width = 'auto';
	}
}


if(screenW<=1024)return 1024;
if(screenW<=1280)return 1280;
if(screenW<=1440)return 1440;
if(screenW<=1600)return 1600;
if(screenW<=2500)return 2500;


}



function browser_bg()
{
    var bg =  HTTP_ADDRESS + 'templates/images/' + page_c+'_' + getScreenW() + '.jpg';
    //alert(bg);
    document.body.style.backgroundImage = 'url(' + bg + ')';
    document.body.style.backgroundRepeat = 'no-repeat';
    document.body.style.backgroundPosition = 'center top';


}