/**
 * DHTML email validation script. Courtesy of SmartWebby.com (http://www.smartwebby.com/dhtml/)
 */

function echeck(str) {

		var at="@"
		var dot="."
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)
		if (str.indexOf(at)==-1){
		   alert("Invalid E-mail Address")
		   return false
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   alert("Invalid E-mail Address")
		   return false
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
			alert("Invalid E-mail Address")
			return false
		}

		 if (str.indexOf(at,(lat+1))!=-1){
			alert("Invalid E-mail Address")
			return false
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
			alert("Invalid E-mail Address")
			return false
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
			alert("Invalid E-mail Address")
			return false
		 }
		
		 if (str.indexOf(" ")!=-1){
			alert("Invalid E-mail Address")
			return false
		 }

		 return true					
	}

function ValidateForm(){
	
	var emailID=document.getElementById('user_email')
	
	//validate email address
	if ((emailID.value==null)||(emailID.value=="")){
		alert("Please Enter your Email Address")
		emailID.focus()
		return false
	}
	if (echeck(emailID.value)==false){
		emailID.value=""
		emailID.focus()
		return false
	}
	//validate displayname entered
	if ((document.getElementById('user_displayname').value==null)||(document.getElementById('user_displayname').value=="")){
		alert("Please enter your Display Name")
		document.getElementById('user_displayname').focus()
		return false
	}
	//validate displayname length
	if ((document.getElementById('user_displayname').value.length<3)||(document.getElementById('user_displayname').value.length>64)){
		alert("Your Display Name should be at least 3 characters and less than 64 characters.")
		document.getElementById('user_displayname').focus()
		return false
	}
	//validate password entered
	if ((document.getElementById('user_raw_password').value==null)||(document.getElementById('user_raw_password').value=="")){
		alert("Please enter your Password")
		document.getElementById('user_raw_password').focus()
		return false
	}
	//validate password length
	if ((document.getElementById('user_raw_password').value.length<4)||(document.getElementById('user_raw_password').value.length>21)){
		alert("Your Password should be at least 4 characters and less than 21 characters.")
		document.getElementById('user_raw_password').focus()
		return false
	}
	//validate password & password2 are equal
	if (document.getElementById('user_raw_password').value != document.getElementById('user_raw_password_confirmation').value){
		alert("Passwords entered are not the same")
		document.getElementById('user_raw_password').focus()
		return false
	}
	//validate that TOS has been agreed to
	if (document.getElementById('tos_accepted').checked == false){
		alert("Please read and agree to the Terms of Service")
		return false
	}
	//validate league name length
	if ((document.getElementById('league_name').value.length<4)||(document.getElementById('league_name').value.length>49)){
		alert("Your League's Name should be at least 4 characters and less than 50 characters.")
		document.getElementById('league_name').focus()
		return false
	}
	
	return true
 }