function leeren(frm){
       	frm['suchbegriff'].value = '';
	}
	
	function eh (element) {
		var hoehe=element.innerHeight;
		if (hoehe>0) {
		}
		else {
			hoehe=element.clientHeight;
		}
		return hoehe;
	}
	
	function hoehe () {
		var e=new Array ()
	 	e[0]=document.getElementById("text");
	 	e[1]=document.getElementById("navigation");
	 	e[2]=document.getElementById("links");
		e[3]=document.getElementById("zentriert");
		var max=0;
		var h=0;
		var i=0;
		for(i=0;i<=2;i++){	
			h=eh (e[i]);
			if (h>max) {
			max=h;
			}
		}
		i=0;
		if (max>0) {
			while (i<3) {	
				e[i].style.height=max+"px";
				i++;
			}
		}
	}

	function wehr(){
		Tip('<img src=\'/wehr-aussen.jpg\' border=\'0\' width=\'90\' height=\'83\' /><br />St. Martin', TITLE, 'Wehr');
	}
	
	function oeflingen(){
		Tip('<img src=\'/stulrich.jpg\' border=\'0\' width=\'90\' height=\'95\' ><br >St. Ulrich', TITLE, '&Ouml;flingen');
	}
	function schwoerstadt(){
		Tip('<img src=\'/schwoerstadt-aussen.jpg\' border=\'0\' width=\'90\' height=\'103\' ><br >St. Clemens<br >und Urban', TITLE, 'Schw&ouml;rstadt');
	}