function checkNullity( data ){
		var strData = new String( data );
		var spaceSeparator = strData.split( ' ' );// also if all the spaces then it is also consider as null
		
		if( strData.length == 0 ){
			return true;
		}else{
			if( spaceSeparator.length == strData.length+1 ){
				return true;
			}
		}
		return false;
	}
function checkEmail( emailAddress ) {
if (/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test( emailAddress )){
return (true)
}
return (false)
}

function addBookmark(title,url) {

		if (window.sidebar) { 

			window.sidebar.addPanel(title, url,""); 

		} else if( document.all ) {

			window.external.AddFavorite( url, title);

		} else if( window.opera && window.print ) {

			return true;

		}

	}