function frmSubmit()
{
    if (document.frmRegistration.txtName.value.trim()=='')
    {
        alert('Name cannot be blank');
        document.frmRegistration.txtName.focus();
        return false;
    }
    if (document.frmRegistration.txtPEmail.value.trim()=='')
    {
        alert('Email cannot be blank');
        document.frmRegistration.txtPEmail.focus();
        return false;
    }
    if (vEmail(document.frmRegistration.txtPEmail.value)==false)
    {
        document.frmRegistration.txtPEmail.focus();
        return false;
    }
    if (document.frmRegistration.txtCompany.value.trim()=='')
    {
        alert('Company cannot be blank');
        document.frmRegistration.txtCompany.focus();
        return false;
    }
    if (document.frmRegistration.txtEmail.value.trim()=='')
    {
        alert('Email cannot be blank');
        document.frmRegistration.txtEmail.focus();
        return false;
    }
    if (vEmail(document.frmRegistration.txtEmail.value)==false)
    {
        document.frmRegistration.txtEmail.focus();
        return false;
    }
    if (document.frmRegistration.txtPassword.value.trim()=='')
    {
        alert('Password cannot be blank');
        document.frmRegistration.txtPassword.focus();
        return false;
    }
    if (document.frmRegistration.txtPassword.value.length < 6)
    {
        alert('Password must be atleast 6 letters');
        document.frmRegistration.txtPassword.focus();
        return false;
    }
    if (document.frmRegistration.txtCPassword.value.trim()=='')
    {
        alert('Confirm password cannot be blank');
        document.frmRegistration.txtCPassword.focus();
        return false;
    }
    if (document.frmRegistration.txtPassword.value.trim() != document.frmRegistration.txtCPassword.value.trim())
    {
        alert('Confirm password not match');
        document.frmRegistration.txtCPassword.focus();
        return false;
    }
}
String.prototype.trim = function() {
	return this.replace(/^\s+|\s+$/g,"");
}
String.prototype.ltrim = function() {
	return this.replace(/^\s+/,"");
}
String.prototype.rtrim = function() {
	return this.replace(/\s+$/,"");
}

function vEmail(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;				
	}