function trim(s)
{
	while(s.charCodeAt(0) == 32)
	{
		s = s.substr(1);
	}
	var len = s.length;
	while(s.charCodeAt(len-1) ==32)
	{
		s = s.substr(0,s.length-1);
	}
	return s;
}

function check(theForm)
{
	var v=trim(theForm.name.value);
    var v2=trim(theForm.txt11.value);
	if((v==null)||(v.length==0))
	{
    alert("Please enter your Nickname!");
    theForm.name.focus();
    return (false);
	}
    if((v2==null)||(v2.length==0))
	{
    alert("Please enter the message!");
    theForm.txt11.focus();
    return (false);
	}

}

function check2()
{
var v1=trim(f.email1.value);
var v2=trim(f.email2.value);
var v3=trim(f.email3.value);
var v4=trim(f.email4.value);
var v5=trim(f.email5.value);

if((v1=="")&&(v2=="")&&(v3=="")&&(v4=="")&&(v5==""))
  {
    alert("Please enter Email Address!");
    f.email1.focus();
    return false;
  }
}

function checknum(v)
{
	var val=trim(v);
    if((val==null)||(val.length==0))
  {
    alert("Please enter the channel number which can be found on TVUPlayer.");
    return false;
  }
   else
   {
        if (window.RegExp)
   		{
			var r = new RegExp("^([0-9]{3,5})$")
  			if (!(val.match(r)) )
			{
				alert("Please enter the channel number which can be found on TVUPlayer.");
                return false;
			}
            else
            	return true;
   		}
   }

}

function changecolor(obj)
{
var links;
links=document.body.getElementsByTagName('a');
for(i=0;i<links.length;i++){
links[i].className="menu2";
}
obj.className="menucolor";
}