function bookmark(id,name){
    document.getElementById(id).innerHTML = " " + name;
}

/*trim-function, wie in PHP*/
String.prototype.trim = function () {
    return this.replace(/^\s+/g, '').replace(/\s+$/g, '');
}


/*eingabefelder leeren, wenn default-Wert als value enthalten ist*/
function checkInputFields(fieldID,defaultValue){
    var checkDefault = document.getElementById(fieldID);
    var checkDefaultValue = checkDefault.value;
    
    if(checkDefaultValue == defaultValue){
        return checkDefault.value = ""; 
    }else{
        return checkDefaultValue;
    }    
}

/*css classen tauschen*/
function changeClass(actClass, newClass, linkgeklickt, linknormal, thus) {
	//var rows = document.getElementsByTagName(htmlTag);
	for(var i=1; i < cntRelated; i++) {
	   var obj = "sw" + i;
		if (document.getElementById(obj).className==actClass) {
			document.getElementById(obj).className=newClass;
			thus.innerHTML = linkgeklickt;
		} else {
			if (document.getElementById(obj).className==newClass) {
				document.getElementById(obj).className=actClass;	
				thus.innerHTML = linknormal;
			}
		}
	}
}