var DHTML = (document.getElementById || document.all || document.layers);

function getObj(name)
{
  if (document.getElementById)
  {
  	this.obj = document.getElementById(name);
	this.style = document.getElementById(name).style;
  }
  else if (document.all)
  {
	this.obj = document.all[name];
	this.style = document.all[name].style;
  }
  else if (document.layers)
  {
   	this.obj = document.layers[name];
   	this.style = document.layers[name];
  }
}

function changeColToRed(id)
{
	if (!DHTML) return;
	var x = new getObj(id);
	x.style.color = '#ff0000';
}

function changeCol(id, old)
{
	if (!DHTML) return;
	var x = new getObj(id);
	x.style.color = old;
}

function isNumeric(val){return(parseFloat(val,10)==(val*1));}

function trim(AStr) {
	return AStr.replace(/^\s+/,'').replace(/\s+$/,'');
}

function isValidEmail(src) {
  var regex = /^[a-zA-Z0-9._-]+@([a-zA-Z0-9.-]+\.)+[a-zA-Z0-9.-]{2,4}$/;
  return regex.test(src);
}

function getSelectedValues (select) {
  var r = new Array();
  for (var i = 0; i < select.options.length; i++)
    if (select.options[i].selected)
      r[r.length] = select.options[i].value;
  return r;
}

function getSelectedTexts (select) {
  var r = new Array();
  for (var i = 0; i < select.options.length; i++)
    if (select.options[i].selected)
      r[r.length] = select.options[i].text;
  return r;
}

function getSelectedIndices (select) {
  var r = new Array();
  for (var i = 0; i < select.options.length; i++)
    if (select.options[i].selected)
      r[r.length] = i;
  return r;
}

/*
function appendRow(tblName)
{
	var tbl = document.getElementById(tblName);
	var newRow = tbl.insertRow(tbl.rows.length);
	var newCell = newRow.insertCell(0);
	newCell.innerHTML = 'Hello World!';
}

function deleteLastRow(tblName)
{
	var tbl = document.getElementById(tblName);
	if (tbl.rows.length > 0) tbl.deleteRow(tbl.rows.length - 1);
}
function insertRow(tblName, txtIndex, txtError)
{
	var tbl = document.getElementById(tblName);
	var rowIndex = document.getElementById(txtIndex).value;
	try {
		var newRow = tbl.insertRow(rowIndex);
		var newCell = newRow.insertCell(0);
		newCell.innerHTML = 'Hello World! insert';
	} catch (ex) {
		document.getElementById(txtError).value = ex;
	}
}
function deleteRow(tblName, txtIndex, txtError)
{
	var tbl = document.getElementById(tblName);
	var rowIndex = document.getElementById(txtIndex).value;
	try {
		tbl.deleteRow(rowIndex);
	} catch (ex) {
		document.getElementById(txtError).value = ex;
	}
}
*/

function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}

/*
function show(listID) {
	if (document.getElementById) {
		document.getElementById(listID).style.display="";
	} else if (document.all) {
		document.all[listID].style.display = "";
	} else if (document.layers) {
		document.layers[listID].style.display = "";
	}
}
function hide(listID) {
	if (document.getElementById) {
		document.getElementById(listID).style.display="none";
	} else if (document.all) {
		document.all[listID].style.display = "none";
	} else if (document.layers) {
		document.layers[listID].style.display = "none";
	}
}
*/

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}