//ChangeBtnText
function ChangeBtnText(cntrl,text,tf)
{
	cntrl.value = text;
}

//Validate isNumeric
function IsNumeric(strString)
{
   var strValidChars = "0123456789.-";
   var strChar;
   var blnResult = true;

   if (strString.length == 0) {return false;}

   //  test strString consists of valid characters listed above
   for (i = 0; i < strString.length && blnResult == true; i++)
	  {
	  strChar = strString.charAt(i);
	  if (strValidChars.indexOf(strChar) == -1)
		 {
			blnResult = false;
		 }
	  }
   return blnResult;
}

//Validate UserID & Pwd
function EnbDis(txt)
{
	if (document.getElementById("txtUserName").value != "" && document.getElementById("txtPassword").value != "")
	{
		if (document.getElementById("txtUserName").value.length != 8) 
		{
			document.getElementById("txtPassword").value = "";
			document.getElementById("txtUserName").value = "";
			alert("Enter E-JAMAAT ID properly");
			document.getElementById("txtUserName").focus();
			document.getElementById("btnLogin").className = "btn";
			document.getElementById("btnLogin").disabled=true;
		}
			
		else if (IsNumeric(document.getElementById("txtUserName").value) == false) 
		{
			document.getElementById("txtPassword").value = "";
			document.getElementById("txtUserName").value = "";
			alert("Enter E-JAMAAT ID in numbers only!");
			document.getElementById("txtUserName").focus();
			document.getElementById("btnLogin").className = "btn";
			document.getElementById("btnLogin").disabled=true;
		}
		else
		{	
			document.getElementById("btnLogin").className = "btnactive";
			document.getElementById("btnLogin").disabled=false;
		}
	}
	else
	{
		document.getElementById("btnLogin").className = "btn";
		document.getElementById("btnLogin").disabled=true;
	}
}

//ClearMsg
function ClearMsg()
{
	if(document.getElementById('lblmsg'))
	{
		setInterval("ClearLabel()",60000);	
	}
}
function ClearLabel()
{
	if(document.getElementById('lblmsg'))
	{
		document.getElementById('lblmsg').innerHTML = "";
	}
}

//Window Functions
window.document.body.defaultStatus = document.title;
window.onload = function() {ClearMsg();};