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("Please Enter a valid Email Address");
		   return false;
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   alert("Please Enter a valid Email Address");
		   return false;
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    alert("Please Enter a valid Email Address");
		    return false;
		}

		 if (str.indexOf(at,(lat+1))!=-1){
		    alert("Please Enter a valid Email Address");
		    return false;
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    alert("Please Enter a valid Email Address");
		    return false;
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
		    alert("Please Enter a valid Email Address");
		    return false;
		 }
		
		 if (str.indexOf(" ")!=-1){
		    alert("Please Enter a valid Email Address");
		    return false;
		 }
 		 return true;				
}
function nextField(txt1,txt2) {
	var txt=document.getElementById(txt2);
	if (txt1.value.length==3) {
		txt.focus();
		return true;
	} 
}
function checkNum(e) {
	var keynum;
	var keychar;
	var numcheck;

	if(window.event) // IE
	  {
	  keynum = e.keyCode;
	  }
	else if(e.which) // Netscape/Firefox/Opera
	  {
	  keynum = e.which;
	  }
	keychar = String.fromCharCode(keynum);
	if ( ((keychar >=0) && (keychar<=9)) || (keynum==8) || (keynum==9) || (keynum==37) || (keynum==39) )	return true;
	else	return false;

	//numcheck = /\d/;
	//return !numcheck.test(keychar); just character
}
function signupForm(){
	var cusName = document.frmSignup.cusName;
	var cusCompany = document.frmSignup.cusCompany;
	var cusEmail = document.frmSignup.cusEmail;
	var cusPassword = document.frmSignup.cusPassword;
	var cusPasswordC = document.frmSignup.cusPasswordC;

	if ((cusName.value==null)||(cusName.value=="")){
		alert("Please Enter Your Name.");
		cusName.focus();
		return false;
	}
	if ((cusCompany.value==null)||(cusCompany.value=="")){
		alert("Please Enter Your Company Name.");
		cusCompany.focus();
		return false;
	}
	
	if ((cusEmail.value==null)||(cusEmail.value=="")) {
		alert("Please Enter your Email Address, this is your login ID.");
		cusEmail.focus();
		return false;
	}
	else {
		if (echeck(cusEmail.value)==false){
			cusEmail.value="";
			cusEmail.focus();
			return false;
		}
	}
	if ((cusPassword.value==null)||(cusPassword.value=="")) {
		alert("Please Enter your Password.");
		cusPassword.focus();
		return false;
	}
	if ((cusPasswordC.value==null)||(cusPasswordC.value=="")) {
		alert("Please Enter the Confirm Password.");
		cusPasswordC.focus();
		return false;
	}
	if (cusPassword.value != cusPasswordC.value) {
		alert("Password and Confirm Password do not match");
		cusPassword.value="";
		cusPasswordC.value="";
		cusPassword.focus();
		return false;
    }	
	if (cusPassword.value.length < 7){
		alert("Please Enter at least 6 character for password");
		cusPassword.focus();
		return false;
	}
	return true;
}
function loginForm(){
	var cusEmail = document.frm.cusEmail;
	var cusPassword = document.frm.cusPassword;
	if ((cusEmail.value==null)||(cusEmail.value=="")) {
		alert("Please Enter your Email Address.");
		cusEmail.focus();
		return false;
	}
	else {
		if (echeck(cusEmail.value)==false){
			cusEmail.value="";
			cusEmail.focus();
			return false;
		}
	}
	if ((cusPassword.value==null)||(cusPassword.value=="")) {
		alert("Please Enter your Password.");
		cusPassword.focus();
		return false;
	}
	return true;
}
function forgotForm(){
	var cusEmail = document.frmForget.cusEmail;
	if ((cusEmail.value==null)||(cusEmail.value=="")) {
		alert("Please Enter your Email Address.");
		cusEmail.focus();
		return false;
	}
	else {
		if (echeck(cusEmail.value)==false){
			cusEmail.value="";
			cusEmail.focus();
			return false;
		}
	}
	return true;
}