function ValidateSearch()
{
	if(document.getElementById('search_phase').value=='' || document.getElementById('search_phase').value=='Search')
	{
		alert("Please Enter Search Keyword.");
		document.getElementById('search_phase').focus();
		return false;
	}
	return true;	
}
function intDigits(e)
{
  var keynum;
  var keychar;
  var numcheck;

  if(e.keyCode==9)
    return true;
  else
  {
	  if(window.event) // IE
	  {
		keynum = e.keyCode;
	  }
	  else if(e.which) // Netscape/Firefox/Opera
	  {
		keynum = e.which;
	  }	
	  
	  if((keynum>=48 && keynum<=57 )|| keynum==13 || keynum==8 || keynum==9)
	  {
		return true;	
	  }
	  else
	  {
			keynum=0;
			return false;
	  }
  }
}
function isEmail(str) 
{
  // are regular expressions supported?
  var supported = 0;
  if (window.RegExp) {
	var tempStr = "a";
	var tempReg = new RegExp(tempStr);
	if (tempReg.test(tempStr)) supported = 1;
  }
  if (!supported) 
	return (str.indexOf(".") > 2) && (str.indexOf("@") > 0);
	  var r1 = new RegExp("(@.*@)|(\\.\\.)|(@\\.)|(^\\.)");
	  var r2 = new RegExp("^.+\\@(\\[?)[a-zA-Z0-9\\-\\.]+\\.([a-zA-Z]{2,3}|[0-9]{1,3})(\\]?)$");
	  return (!r1.test(str) && r2.test(str));
}
function showhidestate(objval)
{
	if ( objval == "United States" ) {
		document.getElementById("state").style.display = "block";
		document.getElementById("txtState").style.display = "none";
		document.getElementById("txtState").value = "";
		}
	else {
		document.getElementById("state").style.display = "none";
		document.getElementById("txtState").style.display = "block";
		document.getElementById("state").value = "";
		}
}
function checkValue(selcnt,othercnt)
{
	if(document.getElementById(selcnt).checked==true && document.getElementById(othercnt).value=="")
		return false;
	else
		return true;
}