function isEmail(email)
	{
		if(email=='')
			return false;
		if(email.indexOf('')>0)
			return false;
		if(email.indexOf('@')==-1)
			return false;
		var i=1;
		var sLength=email.length;
		if(email.indexOf('.')==-1)
			return false;
		if(email.indexOf('..')!=-1)
			return false;
		if(email.indexOf('@')!=email.lastIndexOf('@'))
			return false;
		if(email.lastIndexOf('.')==email.length-1)
			return false;
		var str = 'aAbBcCdDeEfFgGhHiIjJkKlLmMnNoOpPqQrRsStTuUvVwWxXyYzZ1234567890-@._';
		for(var j=0;j<email.length;j++)
			if(str.indexOf(email.charAt(j))==-1)
				return false;
		return true;
	}

function check_member_list()
	{
		if(document.FormContactUs.fullname.value=='')
		{
			alert('Mời bạn nhập họ tên!');
			document.FormContactUs.fullname.focus();
			return false;
		}											
				
		if(document.FormContactUs.email.value=='')
		{
			alert('Nhập đúng địa chỉ email!');
			document.FormContactUs.email.focus();
			return false;
		}											
			
		var EMAIL = document.FormContactUs.email.value;
		if (!isEmail(EMAIL))
		{
			alert("Nhập đúng địa chỉ email!");
			document.FormContactUs.email.focus();
			return false;
		}	
		
			
		if(document.FormContactUs.content.value=='')
		{
			alert('Mời nhập nội dung!');
			document.FormContactUs.content.focus();
			return false;
		}										
	return true;
	}	

var initWeatherValue='tphanoi';var arrwea_=['AUD','USD','JPY','EUR','HKD'];
function initGold()
{var scon='<table width="100%" border="0" cellspacing="0" cellpadding="0" class="tbl01"><tr><th align="left"></th>';scon+='<th><strong class="clr01"></strong></th><th align="right">Mua</th><th align="right">Bán</th></tr>';for(var i=0;i<gold.length;i++)
scon+='<tr class="tr01" align="right"><td colspan="2" align="right">'+gold[i][0]+'</td><td align="right">'+gold[i][1]+'</td><td align="right">'+gold[i][2]+'</td></tr>';$('otblGold').innerHTML=scon+'</table>';};

function showTyGia(this_)
{var id=this_.getAttribute('alt')=='1';this_.setAttribute('alt',id?'0':'1');this_.src=id?'ico_minus.gif':'ico_plus.gif';var trs=$('otblTygia').getElementsByTagName('tbody')[0].childNodes;var ftr=false;for(var t=0;t<trs.length;t++)
{var tr=trs[t];if(tr.nodeName.toLowerCase()!='tr')
continue;if(!ftr)
{ftr=true;continue;}
if(isInTyGia(tr.title))
tr.className='tr02';else
tr.className=id?'tr02':'tr02 hidden';}};

function isInTyGia(itemid)
{for(var i=0;i<arrwea_.length;i++)
if(itemid==arrwea_[i])
return true;return false;};

function initTyGia()
{var scon='<table width="100%" border="0" cellspacing="0" cellpadding="0" class="tbl01">';scon+='<tr align="left"><th style="width: 60%">';scon+='<strong class="clr01"></strong>';scon+='</th><th style="width: 40%"></th></tr>';for(var i=0;i<rate.length;i++)
{var val=rate[i][0];if(isInTyGia(val))
scon+=('<tr align="left" title="'+val+'" class="tr02"><td title="'+rate[i][1]+'" align="left">'+val+'</td><td colspan="-1" align="right">'+rate[i][3]+'</td></tr>');else
scon+=('<tr title="'+val+'" class="tr02 hidden" align="left"><td align="left" title="'+rate[i][1]+'">'+val+'</td><td colspan="-1" align="right">'+rate[i][3]+'</td></tr>');}
scon+='</table>';$('otblTygia').innerHTML=scon;};

function zfWeContent(idx)
{var strc='';$('zfWeContent').innerHTML=strc;};
function zfChange(this_)
{zfWeContent(this_.selectedIndex);};