function resetFields(whichform) {
	for (var i=0; i<whichform.elements.length; i++) {
		var element = whichform.elements[i];
		if (element.type =="submit") continue;
		if(!element.defaultValue) continue;
		element.onfocus = function() {
			if(this.value == this.defaultValue) {
				this.value = "";
			}
		}
		element.onblur = function(){
			if(this.value =="") {
				this.value = this.defaultValue;
			}
		}
	}
}

function prepareForms(){
	for (var i=0; i<document.forms.length; i++){
		var thisform = document.forms[i];
		resetFields(thisform);
		
	}
}

addEvent(window, "load", prepareForms);