function clickClearFocus(e){
	elem = Event.element(e);
	if(elem.value == elem.readAttribute('original'))
		elem.value = '';
}
function clickClearBlur(e){
	elem = Event.element(e);
	if(elem.value == '')
		elem.value = elem.readAttribute('original');
}

function loadClickClear(e){
	try{
	var elems = $$('.click-clear');
	for(var i=0; i<elems.length; i++){
		elem = elems[i];
		elem.setAttribute('original', elem.value);
		elem.observe('focus', clickClearFocus);
		elem.observe('blur', clickClearBlur);
	}
	}catch(e){}
}

try{
	Event.observe(window, 'load', loadClickClear);
}catch(e){}