function $$(){ // input elements
	var elements = new Array()
	for (i=0;i<myform.elements.length;i++) if (myform.elements[i].nodeName == 'INPUT' && myform.elements[i].type != 'submit' || myform.elements[i].nodeName == 'TEXTAREA') elements.push(myform.elements[i])
	return elements
}
function submitBtn(){ // submit input elements
	for (i=0;i<myform.elements.length;i++) if (myform.elements[i].type == 'submit') return myform.elements[i]
}
window.onload = function(){
	myform = document.forms[0] // or: myform = document.getElementById('formID')
	if (myform){
		var elements = $$()
		myform.onsubmit = function(){
			document.getElementById('output').innerHTML = ''
			for (i=0;i<elements.length;i++){
				if (elements[i].value == '' || elements[i].value.toLowerCase() == elements[i].name.toLowerCase()){
					document.getElementById('output').innerHTML = "Please enter your "+ elements[i].name
					return false
				}
			}
			if (document.getElementById('output').innerHTML == '')
				document.getElementById('output').innerHTML = 'Thank you for your comments and suggestions.'
		}
		for (i=0;i<elements.length;i++){
			elements[i].originalvalue = elements[i].value
			elements[i].onfocus = function(){
				if (this.value == this.name) this.value = ''
				this.onblur = function(){
					if (this.value == '') this.value = this.name
				}
			}
		}
	}
}