// JavaScript Document

function trim(str, chars) {
	return ltrim(rtrim(str, chars), chars);
}
			
function ltrim(str, chars) {
	chars = chars || "\\s";
	return str.replace(new RegExp("^[" + chars + "]+", "g"), "");
}
			
function rtrim(str, chars) {
	chars = chars || "\\s";
	return str.replace(new RegExp("[" + chars + "]+$", "g"), "");
}

function meldung() {
	var ok = true;
	if(trim(document.form.name.value) == "") {
		ok = false;
	}
		
	if(trim(document.form.mail.value) == "") {
		ok = false;	
	}
		
	if(trim(document.form.message.value) == "") {
		ok = false;	
	}
		
	if(ok == false) {
		alert("Bitte füllen Sie alle Felder des Formulars aus!");	
	}
		
	return ok;
}
/*
alert(trim("             Hallo           "));*/
//alert("Test");