function send_contact_frm()
{
	var xa = document.getElementById('xa').value;
	var xb = document.getElementById('xb').value;
	var xc = document.getElementById('xc').value;
	var xd = document.getElementById('xd').value;
	var xe = document.getElementById('xe').value;
	var xf = document.getElementById('xf').checked;
	
	if (xa == '' || xb == '' || xe == '')
	{
		alert('Please fill in required fields.');
	}
	else
	{
		var str = "./modules/zxy.php?xa="+xa+"&xb="+xb+"&xc="+xc+"&xd="+xd+"&xe="+xe+"&xf="+xf;
		document.getElementById('snt').style.visibility = 'visible';
		change('snd_area', str);
		
		
	}
}

function change(str, str2){
    var xmlHttp = GetXmlHttpObject();
    var toChange = str;
    var element1;
    xmlHttp.open("GET", str2, true);
    xmlHttp.onreadystatechange=function(){
        if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
		{ 
            element1 = document.getElementById(str);
			element1.innerHTML=xmlHttp.responseText;
			
			document.getElementById('xa').value = '';
			document.getElementById('xb').value = '';
			document.getElementById('xc').selectedIndex = 0;
			document.getElementById('xd').selectedIndex = 0;
			document.getElementById('xe').value = '';
			document.getElementById('xf').checked = false;
		}
    }
    xmlHttp.send(null);
}

function GetXmlHttpObject(){ 
    var objXmlHttp=null;

    if (navigator.userAgent.indexOf("Opera")>=0){
        alert("This example doesn't work in Opera");
        return;
    }

    if (navigator.userAgent.indexOf("MSIE")>=0){ 
        var strName="Msxml2.XMLHTTP";
        
        if (navigator.appVersion.indexOf("MSIE 5.5")>=0){
            strName="Microsoft.XMLHTTP";
            objXmlHttp=new XMLHttpRequest();
            return objXmlHttp;
        } 
        try{
            objXmlHttp=new ActiveXObject(strName);
            //objXmlHttp.onreadystatechange=processRequest();
            return objXmlHttp;
        } 
        catch(e){ 
            alert("Error. Scripting for ActiveX might be disabled");
            return;
        } 
    }
    
    if (navigator.userAgent.indexOf("Mozilla")>=0){
        objXmlHttp=new XMLHttpRequest();
        return objXmlHttp;
    }
}