//The purpose of this script is to read in the s_s tag and append it to a form

// SOURCE: http://www.netlobo.com/url_query_string_javascript.html
function gup( name )
{
  name = name.replace(/[\[]/,"\\\[").replace(/[\]]/,"\\\]");
  var regexS = "[\\?&]"+name+"=([^&#]*)";
  var regex = new RegExp( regexS );
  var results = regex.exec( window.location.href );
  if( results == null )
    return "";
  else
    return results[1];
}

function appendInputField(ID,fieldName,fieldValue) {
	//check input
	if(!ID || ID.length == 0) { return null; }
	if(!fieldName || fieldName.length == 0) { return null; }
	if(!fieldValue || fieldValue.length == 0) { return null; }
	
	//find holder
	if(document.getElementById(ID)) 
	{
		var holderObj = document.getElementById(ID);
		//build new field
		var newInputField = "<input type='hidden' name='" + fieldName + "' id='" + fieldName + "' value='" + fieldValue + "'/>";
		//set current HTML
		holderObj.innerHTML += newInputField;
		return true;
	}
	return false;
}
function setFieldValue(ID,fieldValue) {
	if(!ID || ID.length == 0) { return null; }
	if(!fieldValue || fieldValue.length == 0) { return null; }
	
	//find ID
	if(document.getElementById(ID)) 
	{
		var inputObj = document.getElementById(ID);
		//build new field
		inputObj.value = fieldValue;		
		return true;
	}
	return false;
}