function cont_email_verify(){
	if((isWhitespace(document.contact_us.name.value)) || (!isEmail(document.contact_us.email.value)) || (isWhitespace(document.contact_us.message.value))){
		if(isWhitespace(document.contact_us.name.value)){ 
			document.forms['contact_us'].name.value = 'Please enter your name';
			document.forms['contact_us'].name.className = "input_txt_er";
			document.getElementById('name').style.color = "#b20903";
			//document.getElementById('name_txt').style.display = "block";
			document.getElementById('name_').className = "cnt_err";
		}
		if(!isEmail(document.contact_us.email.value)){ 
			document.forms['contact_us'].email.value = 'Please enter a valid email address';
			document.forms['contact_us'].email.className = "input_txt_er";
			document.getElementById('email').style.color = "#b20903";
			//document.getElementById('email_txt').style.display = "block";
			document.getElementById('email_').className = "cnt_err";
		}
		if(isWhitespace(document.contact_us.message.value)){
			document.forms['contact_us'].message.value = 'Please enter your message';
			document.forms['contact_us'].message.className = "input_txtarea_er";
			document.getElementById('message').style.color = "#b20903";
			//document.getElementById('message_txt').style.display = "block"; 
			document.getElementById('message_').className = "cnt_err";
		}
		return false;
	}
	else return true;
}
function hideTR(id)
{
     //var e = document.getElementById(id);
	 //document.getElementById(id).value = "";
	 document.getElementById(id+'_').className = "";
	 //document.getElementById(id+'_txt').style.display = "none";
     return(true);
}
function gup(name)
{
	name = name.replace(/[\[]/,"\\\[").replace(/[\]]/,"\\\]");
  	var regexS = "[\\?&]"+name+"=([^&#]*)";
  	var regex = new RegExp( regexS );
  	var results = regex.exec( window.location.href );
  	if( results == null )
    	return "";
  	else
    return results[1];
}
function initForm(){
	document.forms['contact_us'].name.value = 'Please enter your name';
	document.forms['contact_us'].email.value = 'Please enter a valid email address';
	document.forms['contact_us'].message.value = 'Please enter your message';
}
function clearTxt(txtId){
	if ((document.getElementById(txtId).value == "Please enter your name") || (document.getElementById(txtId).value == "Please enter a valid email address") || (document.getElementById(txtId).value == "Please enter your message")){
		document.getElementById(txtId).value = "";
		document.getElementById(txtId).style.color = "#58595b";
	}
}