//for form in the page contact us
function validFrm(){
	var f = document.frmContact;
	if (f.contact_name.value == ""){
		alert("Full name is not value!");
		f.contact_name.focus();
		return false;
	}
	if (f.contact_address.value == ""){
		alert("Address is not value!");
		f.contact_address.focus();
		return false;
	}
	
	if (f.contact_email.value == ""){
		alert("Email is not value!");
		f.contact_email.focus();
		return false;
	}
	else {
		if (!isEmailAddress(f.contact_email.value)){
		f.contact_email.focus();
			alert("Email is false!");
			return false;
		}
	if (f.contact_request.value == ""){
		alert("Request is not value!");
		f.contact_request.focus();
		return false;
	}
	}
	return true;
}
function isEmailAddress(strValue){
	var	j,strTemp;
	strTemp	=	strValue;
	if (strTemp != '') 
	{
		var nCountC = 0;
		for ( j = 0; j< strTemp.length; j++ ){
			c = strTemp.charAt(j);
			if ( !( c>='0' && c<='9' || c>='a' && c<='z' || c>='A' && c<='Z' || c == '@' || c == '.' || c =='_' || c =='-') ) 
				return false;
			if (c == '@') nCountC  = nCountC + 1;
		}// End for
	if (nCountC != 1)return false;
	if (strTemp.charAt(strTemp.length - 1) == '@' || strTemp.charAt(0) == '@' || strTemp.charAt(strTemp.length - 1) == '.' || strTemp.charAt(0) == '.')
		return false;
	}
	return	true;
}
function gotoUrl(url){
	location.href = url;
}
//window.open("subDoc.html", "subWindow",  "status,menubar,height=400,width=300");
function openPoup(url){
	var width = 800;
    var height = 500;
    var left = parseInt((screen.availWidth/2) - (width/2));
    var top = parseInt((screen.availHeight/2) - (height/2));
    var windowFeatures = "width=" + width + ",height=" + height + 
        ",status,left=" + left + ",top=" + top + 
        ",screenX=" + left + ",screenY=" + top;
    window.open(url, "subWind", windowFeatures);
}

function checkForm(frm){
	var idx;
	//idx = document.frm.productionAmount[].value;
	//alert("ddd"+idx);
	return true;
}
function numeralsOnly(evt,msg) {
    evt = (evt) ? evt : event;
    var charCode = (evt.charCode) ? evt.charCode : ((evt.keyCode) ? evt.keyCode : ((evt.which) ? evt.which : 0));
    if (charCode > 31 && (charCode < 48 || charCode > 57)) {
        alert(msg);
        return false;
    }
    return true;
}
function onLinkUrl(aid, url,msg){
	if (confirm(msg)){
		document.getElementById(aid).href = url;
		return true;
	}
	return false;
}

function onChangeFrm(action){
	if(document.reSearch!="undefine"){
		document.reSearch.action = action;
		document.reSearch.submit();
	}
}
//link
function navigate(choice) {
    var url = choice.options[choice.selectedIndex].value;
    if (url!="") {
        window.open(url);
    }
}
///
	function checkVote(field,msg){
		if(field.length>0){
			for(i=0;i<field.length;i++)
				if(field[i].checked)
					return true;
		}
		alert(msg);
		return false;
	}
	
	function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
MM_preloadImages('images/banner.gif','images/bg_dc_bg.gif','images/bg_dv_r.gif','images/background_search.gif','images/bg_lh_b.gif','images/ahouse01.gif','images/ahouse02.gif','images/anh_dv.gif','images/anh_dv_002.gif','images/anh_dv_003.gif','images/anh_dv_004.gif','images/anh_dv_005.gif','images/anh_dv_006.gif','images/anh_dv_007.gif','images/anh_dv_008.gif','images/anh_dv_009.gif');