var d = document;

function showThisMenu(ele)
{

	if( d.getElementById(ele).style.display == "none" )
	{
		d.getElementById(ele).style.display = "";
	}
	else
	{
		d.getElementById(ele).style.display = "none";
	}
}


function rTrim(sString)
{
	while (sString.substring(sString.length-1, sString.length) == ' ')
	{
	sString = sString.substring(0,sString.length-1);
	}
	return sString;
}

function lTrim(sString)
{
	while (sString.substring(0,1) == ' ')
	{
	sString = sString.substring(1, sString.length);
	}
	return sString;
}

function Trim( sString )
{
	return lTrim( rTrim(sString) );
}

function isEmpty( ele )
{
	if( Trim(ele) == "" )
		return true;	
	return false;
}

function echeck(str) 
{

	var at="@"
	var dot="."
	var lat=str.indexOf(at)
	var lstr=str.length
	var ldot=str.indexOf(dot)
	if (str.indexOf(at)==-1){
	   //alert("Invalid E-mail ID")
	   return false
	}

	if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
	   //alert("Invalid E-mail ID")
	   return false
	}

	if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		//alert("Invalid E-mail ID")
		return false
	}

	 if (str.indexOf(at,(lat+1))!=-1){
		alert("Invalid E-mail ID")
		return false
	 }

	 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		//alert("Invalid E-mail ID")
		return false
	 }

	 if (str.indexOf(dot,(lat+2))==-1){
		//alert("Invalid E-mail ID")
		return false
	 }
	
	 if (str.indexOf(" ")!=-1){
		//alert("Invalid E-mail ID")
		return false
	 }

	 return true					
}

function showTvAds( fileName )
{
	//window.open( "images/tv_ads/"+fileName, null, "width=500, height=500" );
	window.open( "show_tv_add.html", null, "width=550, height=400" );
	//location.href = "show_tv_add.php?file_name="+fileName;
}

function void_()
{
	return;
}