// JavaScript Document
function staterkitform(){
	email=document.getElementById("skemail").value;
	//alert(email);
		
	if(check_friend_email(email)){
	return true;
	}else{
		alert("Please enter a valid email address");
		return false;
	}
	
	
}

function check_friend_email(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;
}