// JavaScript Document
$(function() {
	$('.button').click(function(e) {
		var sTagname = this.tagName.toLowerCase();  
		if (sTagname == 'input') {
			makeMeDisabled(this, 1000)	
		}
	});
	function makeMeDisabled(oObj, resetDelay){
		oObj.oldonclick = oObj.onclick;
		oObj.onclick = noClick;
		setTimeout("enableButton('"+ oObj.id + "');", resetDelay);      
	}
	function noClick() { 
		alert("You only need to click the button once."); 
		return false;
	}
});

function enableButton(buttonId) {
	var oObj = document.getElementById(buttonId); 
	if (oObj!=null) { 
		oObj.onclick = oObj.oldonclick; 
	} 
}