function popWin(url,name,w,h,scrol) {
    var url = arguments[ 0 ];
    var name = arguments[ 1 ];
    var c = arguments[ 2 ];
    var d = arguments[ 3 ];
	var scrol = arguments[ 4 ];

    
	if (url == null ) { return; }
    if( c == null ) { c = 600; }
    if( d == null ) { d = 600; }
    if( name == null ) { name = "forms"; }
	if( scrol == null ) { scrol = "auto";}

    var a = screen.availWidth / 2 - c / 2;
    var b = screen.availHeight / 2 - d / 2;

    var win = window.open(url, name, "width="+c+",height="+d+",dependent=1,hotkey=1,directories=0,location=0,status=0,menubar=0,resizable=0,scrollbars="+scrol+",left="+a+",top="+b); 
    if( window.focus ) { win.focus(); }
}