function processForm()
{    
    var theForm = document.getElementById('contactForm');

    var bStatus = validateForm(theForm);
    
    if(bStatus)  
    {      
        theForm.submit();
        if(theForm.formType.value == 'popup')
        {
            this.close();       
        }
    }    
    
}

function validateForm(theForm)
{
    var theForm = document.getElementById('contactForm');
    
    //validate first name
    if (theForm.firstname.value == "")
	{
		alert("Please enter a value for the \"First Name\" field.");
		theForm.firstname.focus();
		return false;
	}
		
    //validate last name
    if (theForm.lastname.value == "")
	{
		alert("Please enter a value for the \"Last Name\" field.");
		theForm.lastname.focus();
		return false;
	}	
	
	//validate email address
	if ((theForm.email.value==null)||(theForm.email.value==""))
	{
		alert("Please enter a value for the \"Email\" field.");
		theForm.email.focus();
		return false
	}
	
	
	if (echeck(theForm.email.value)==false)
	{
		theForm.email.value="";
		theForm.email.focus();
		return false
	}
		
	//validate phone
    if (theForm.phone.value == "")
	{
		alert("Please enter a value for the \"Phone\" field.");
		theForm.phone.focus();
		return false;
	}
	
	//validate question/comment
    if (theForm.comment.value == "")
	{
		alert("Please enter a value for the \"Question/Comment\" field.");
		theForm.comment.focus();
		return false;
	}
	
	return true;			
    
}

function textAreaLength(tArea,tAreaLength)
{    
    if (tArea.value.length > tAreaLength)
    {
        tArea.value=tArea.value.substring(0,tAreaLength)
    }
    
}



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 valid value for the \"Email\" field.");
		   return false
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   alert("Please enter valid value for the \"Email\" field.");
		   return false
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    alert("Please enter valid value for the \"Email\" field.");
		    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("Please enter valid value for the \"Email\" field.");
		    return false
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
		    alert("Please enter valid value for the \"Email\" field.");
		    return false
		 }
		
		 if (str.indexOf(" ")!=-1){
		    alert("Please enter valid value for the \"Email\" field.");
		    return false
		 }
		 		 
		 var illegalChars= /[\(\)\<\>\,\;\:\\\/\"\[\]]/
		 if (str.match(illegalChars)) {
   			alert("Please enter valid value for the \"Email\" field.");
		    return false
		 } 
		 
 		 return true					
	}