IE = navigator.appName=="Microsoft Internet Explorer";
NS = navigator.appName=="Netscape";
bVer = parseInt(navigator.appVersion);
var newWin=null;

function PopUp(loc_ie, name, width, height, prodname) {
	if (window.NewWindow == null || window.NewWindow.closed)
	{
		var _params = "width="+width+",height="+height+",resizable=no,status=no,scrollbars=0";
		loc_ns = loc_ie;
		if (bVer >= 4) {
				 _left = ( (screen.width-width) >>1 );
				 _top = ( (screen.height-height) >>1 );
		} else {
				 _left = ( (800-width) >>1 );
				 _top = ( (600-height) >>1 );
		}
		if (IE) _params += ",top=" + _top + ",left=" + _left;
		else if (NS) _params += ",screenX=" + _left + ",screenY=" + _top;
		else _params += ",screenX=" + _left + ",screenY=" + _top;
		newWin = window.open(loc_ie, name, _params);
		newWin.document.open();
		newWin.document.write('<html><head><title>'+prodname+'</title></head><body leftmargin=0 topmargin=0 marginwidth=0 marginheight=0><img src='+loc_ie+' height="'+height+'" width="'+width+'" onClick="parent.self.close(); return false" style="cursor:pointer" title="Закрыть окно" alt="'+prodname+'"></body></html>');
		newWin.document.close();
		if ( newWin!=null )
				newWin.focus();
	}
	else
	{
		window.NewWindow.location.href = loc_ie;			
		window.NewWindow.focus();
	}
}

	function pshow(loc_ie, name, width, height) {

		if (window.NewWindow == null || window.NewWindow.closed)
		{

		        var _params = "width="+width+",height="+height+",resizable=no,status=no,scrollbars=0";
			loc_ns = loc_ie;
		
		        if (bVer >= 4) {
		                 _left = ( (screen.width-width) >>1 );
	        	         _top = ( (screen.height-height) >>1 );
		        } else {
		                 _left = ( (800-width) >>1 );
	        	         _top = ( (600-height) >>1 );
		        }
	
		        if (IE) _params += ",top=" + _top + ",left=" + _left;
		        else if (NS) _params += ",screenX=" + _left + ",screenY=" + _top;
				else _params += ",screenX=" + _left + ",screenY=" + _top;
	
		        newWin = window.open(loc_ie, name, _params);
	
		        if ( newWin!=null )
		                newWin.focus();
		}

		else

		{
		    window.NewWindow.location.href = loc_ie;			
			window.NewWindow.focus();
		}

	}
