window.onload = changeVal;
		function changeVal() {
		   var anInput = document.getElementById('searchbar');
		   anInput.onfocus = function () {
			   if(this.value=='Ihr Suchbegriff') this.value='';
		   }
		   anInput.onblur = function () {
			   if(this.value=='')this.value='Ihr Suchbegriff';
		   }
		}