function emailCheck(str) {

	var at = "@";
	var dot = ".";
	var lat = str.indexOf(at);
	var lstr = str.length;
	var ldot = str.indexOf(dot);
	
	if (str.indexOf(at) == -1)
	   return false;
	if (str.indexOf(at) == -1 || str.indexOf(at) == 0 || str.indexOf(at) == lstr)
	   return false;
	if (str.indexOf(dot) == -1 || str.indexOf(dot) == 0 || str.indexOf(dot) == lstr)
		return false;
	 if (str.indexOf(at, (lat + 1)) != -1)
		return false;
	 if (str.substring(lat - 1, lat) == dot || str.substring(lat + 1, lat + 2) == dot)
		return false;
	 if (str.indexOf(dot,(lat + 2)) == -1)
		return false;
	 if (str.indexOf(" ") != -1)
		return false;
		
	 return true
	 
}

function getObject(id) {
	return document.getElementById(id);	
}

function getQueryVariable(variable) {
	var query = document.location.search.substring(1);
	var vars = query.split("&");
	for(var i = 0; i < vars.length; i++) {
		var pair = vars[i].split("=");
		if(pair[0] == variable) {
			return pair[1];
		}
	} 
	//alert('Query Variable ' + variable + ' not found');
}