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 IsNumeric(strString)
{
	var strValidChars = "0123456789.-";
   	var strChar;
   	var blnResult = true;
   	if (strString.length == 0) return false;
	for (i = 0; i < strString.length && blnResult == true; i++)
    {
    	strChar = strString.charAt(i);
      	if (strValidChars.indexOf(strChar) == -1)
        {
         	blnResult = false;
         }
	}
   	return blnResult;
}
function loaded()
{
 var bFound = false;
// for each form
  for (f=0; f < document.forms.length; f++)
  {
    // for each element in each form
    for(i=0; i < document.forms[f].length; i++)
    {
      // if it's not a hidden element
      if (document.forms[f][i].type != "hidden")
      {
        // and it's not disabled
        if (document.forms[f][i].disabled != true)
        {
            // set the focus to it
            document.forms[f][i].focus();
            var bFound = true;
        }
      }
      // if found in this element, stop looking
      if (bFound == true)
        break;
    }
    // if found in this form, stop looking
    if (bFound == true)
      break;
  }
}