function validateRequest() {
    
    var validMessage = "";
    
    if( getValue("name") == "" )
        validMessage += "\nNo name entered.";
        
    if( getValue("company") == "" )
        validMessage += "\nNo company entered.";
        
    if( getValue("phone") == "" )
        validMessage += "\nNo phone number entered.";
        
    if( getValue("email") == "" )
        validMessage += "\nNo email address entered.";
    else if ( !echeck( getValue("email") ) )
            validMessage += "\nInvalid email address.";
    
    if( getValue("password") == "" )
        validMessage += "\nNo password entered";
        
    if( getValue("password2") == "" )
        validMessage += "\nNo reentered password.";
        
    if( getValue("password") != getValue("password2") )
        validMessage += "\nPasswords do not match.";
        
    if( validMessage == "" )
        return true;
    else {
        alert( "Invalid input:\n" + validMessage );
        return false;
    }
    
}


function getId( elementName ) {
    return document.getElementById( elementName );
}


function getValue( elementName ) {
    return trim(getId( elementName ).value);
}


function trim(str)
{
	return str.replace(/^\s+|\s+$/g, '');
}



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                                    
        }