function dealerlocator() {

        var wstat
		var ns4up = (document.layers) ? 1 : 0
		var ie4up = (document.all) ? 1 : 0
		var xsize = screen.width
		var ysize = screen.height
		var breite=315
		var hoehe=400
		var xpos=(xsize-breite)/2
		var ypos=(ysize-hoehe)/2

	 var dplz = document.locator.dplz.value;
	 var link = 'dealer_locator.php?suche='+dplz;
	 wincom = window.open(link,'locator','scrollbars=no,status=no,toolbar=no,location=no,directories=no,resizable=no,menubar=no,width='+breite+',height='+hoehe+',screenX='+xpos+',screenY='+ypos+',top='+ypos+',left='+xpos);

	 wincom.focus() ;
	 return false;

}