function sendemail() { /* need all to be localize both of contactform form name & specific variable names for each usage*/
	
	var http_contactform;
	
	function english_letters(the_s)
	{
		var chars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890_-. ";
		var len=the_s.length;
		if(the_s==null || the_s=='' || len<1 || len>12) return false;	
		for (var i=0;i<len;i++)
			if(chars.indexOf(the_s.charAt(i))<0) return false;
		return true;
	}

	function validate_email(str) //javascript validate email function, different than php function
	{
		var at="@";
		var dot=".";
		var lat=str.indexOf(at);
		var lstr=str.length;
		var ldot=str.indexOf(dot);
		if (str.indexOf(at)==-1)	
		   return false;
		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr)
		   return false;
		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr)
		    return false;
		 if (str.indexOf(at,(lat+1))!=-1)
		    return false;
		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot)
		    return false;
		 if (str.indexOf(dot,(lat+2))==-1)
		    return false;
		 if (str.indexOf(" ")!=-1)
		    return false;
		if(str.lastIndexOf(dot)==lstr-1) //my addition to prevent cases of user@gmail.com. && user@gmail.
			return false;
		return true;
	}

	function handleResponse()
	{
		if(http_contactform.readyState == 4)
		{
			//var response = http_contactform.responseText;			
			location.href='http://www.Penis-Enlargement-Natural.com/Site-Pages/Contact-us-Succeed.htm';						
		}
		
		return true;
	}

	function createRequestObject() {
		var ro;
		var browser = navigator.appName;
		if(browser == "Microsoft Internet Explorer"){
			ro = new ActiveXObject("Microsoft.XMLHTTP");
		}else{
			ro = new XMLHttpRequest();
		}
		return ro;
	}

	http_contactform = createRequestObject();
	
	var full_name = document.getElementById('myform_full_name').value;
	full_name=encodeURI(full_name);
	if(english_letters(full_name)==false)
	{
		alert('Please enter validate full name');
		return false;
	}
	
	var email_address = document.getElementById('myform_email_address').value;
	email_address=encodeURI(email_address);
	if(validate_email(email_address)==false)
	{
		alert('Please enter validate email');
		return false;
	}
	
	var comments = document.getElementById('myform_comments').value;
	comments=encodeURI(comments);
	if(comments=='undefined' || comments=='' || comments==' ')
	{
		alert('Please enter validate message');
		return false;
	}
		
	/*var j_newsletter='';
	if(document.getElementById('myform_j_newsletter').value==1) j_newsletter='Customer WANTS to join our newsletter';*/
	
	/*document.getElementById('myform_send').disabled=true; 
	document.getElementById('myform_send').value='Sending....';*/
	http_contactform.open('get', '/http_contactform/http_contactform.php?full_name='+full_name+'&email_address='+email_address+'&comments='+comments+/*'&j_newsletter='+j_newsletter+*/'&action=send');
	
	http_contactform.onreadystatechange = handleResponse;
	http_contactform.send(null);
	return true;
}