function klik(form){
		form.value = '';
	}
	
	function out(form){
		if(trim(form.value).length < 1){
			form.value = 'Zoek...';
		}
	}
	
	function trim(str) {
		chars = " "+"\t"+"\n"+"\r"+"\0"+"\x0B";
		chars = chars || "\\s";
		return str.replace(new RegExp("[" + chars + "]+", "g"), "");
	}