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 ID")
		   return false
		}

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

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

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

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

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

 		 return true					
}

function ValidateForm(){
    var form          = document.frmsubmis;
	var iChars = "!@#$%^&*()+=-[]\\\';,./{}|\":<>?";
	var sym_add = "!@$%^&*()+=-[]\\\';/{}|\"<>?";
	var exp = /^[0-9]$/;
	
	var firstname      = form.firstname;
	var lastname  	   = form.lastname;
	var city           = form.city;
	var state          = form.state;
	var email          = form.email;
	
		
	if ((firstname.value==null)||(firstname.value=="")){
		alert("Please Enter your First Name")
		firstname.focus()
		return false
	}
	
	if ((lastname.value==null)||(lastname.value=="")){
		alert("Please Enter your Last Name")
		lastname.focus()
		return false
	}

	if ((city.value==null)||(city.value=="")){
		alert("Please Enter your City")
		city.focus()
		return false
	}

	if ((state.value==null)||(state.value=="")){
		alert("Please Enter your State")
		state.focus()
		return false
	}

	if ((email.value==null)||(email.value=="")){
		alert("Please Enter your email")
		email.focus()
		return false
	}
  
    if (echeck(email.value)==false){
		email.value=""
		email.focus()
		return false
	}

	
}


function checkSpecialChars()
{

	for (var i = 0; i < firstname.value.length; i++) {
  	 if (iChars.indexOf(firstname.value.charAt(i)) != -1) {
  	  alert ("Your First Name has special characters. \nThese are not allowed.\n Please remove them and try again.");
	  firstname.value="";
	  firstname.focus();
  	  return false;
  	 }
   }

}