function showLargerImage(imgname, wdt, hgt, item)
{
	var options;
        var scl = "no";
        var title = '';

	var scrw = 0;
	var scrh = 0;


        if ( ( wdt >= screen.width ) || (hgt >= screen.height) )
        {
                scl="yes";
		if (navigator.appName == "Netscape")
		{
			scrw=(screen.availWidth-8 ).toString();;
			scrh=(screen.availHeight-56).toString();
		}
		else
		{
			scrw=(screen.availWidth).toString();;
			scrh=(screen.availHeight).toString();
		}
        }

        options = 'menubar=no,scrollbars=' + scl +',resizable,width=' + wdt + ',height=' + hgt;
	
	var title = '';
	if(item != '')
	{
		title = 'Viewing Image for \'' + item + '\'';
	}
	else
	{
		title = 'Viewing Product Image';
	}
	var loc = '/store/showLargerImage.php?imgname=' + imgname + '&title=' + escape(title) + '&xSize=' + wdt + '&ySize=' + hgt;
	var wnd = window.open(loc, 'showlargeimg', options);

	if ( scrw != 0 )
	{
		wnd.moveTo (0,0);
		wnd.resizeTo (scrw, scrh );
	}
	else
	{
		wnd.resizeTo(wdt + 20, hgt + 20);
	}
	wnd.focus();
}