var smooth_timer;
function smoothHeight(id, curH, targetH, stepH, mode) {
  diff = targetH - curH;
  if (diff != 0) {
    newH = (diff > 0) ? curH + stepH : curH - stepH;
    ((document.getElementById) ? document.getElementById(id) : eval("document.all['" + id + "']")).style.height = newH + "px";
    if (smooth_timer) window.clearTimeout(smooth_timer);
    smooth_timer = window.setTimeout( "smoothHeight('" + id + "'," + newH + "," + targetH + "," + stepH + ",'" + mode + "')", 16 );
  }
  else if (mode != "o") ((document.getElementById) ? document.getElementById(mode) : eval("document.all['" + mode + "']")).style.display="none";
}
function rowOver(i, nColor) {
  if (!nColor) nColor = "#ECECD9";
  var nameObj = (document.getElementById) ? document.getElementById('name' + i) : eval("document.all['name" + i + "']");
  if (nameObj != null) nameObj.style.background=nColor;
}
function rowOut(i, nColor) {
  var trObj = (document.getElementById) ? document.getElementById('ihtr' + i) : eval("document.all['ihtr" + i + "']");
  var nameObj = (document.getElementById) ? document.getElementById('name' + i) : eval("document.all['name" + i + "']");
  if (trObj == null || trObj.style.display=="none") nameObj.style.background=nColor;
}
function servOC(i, href, nColor) {
  var trObj = (document.getElementById) ? document.getElementById('ihtr' + i) : eval("document.all['ihtr" + i + "']");
  var nameObj = (document.getElementById) ? document.getElementById('name' + i) : eval("document.all['name" + i + "']");
  var ifObj = (document.getElementById) ? document.getElementById('ihif' + i) : eval("document.all['ihif" + i + "']");
  if (trObj != null) {
    if (trObj.style.display=="none") {
      ifObj.style.height = "0px";
      trObj.style.display="";
      //nameObj.style.background="#FFFFFF";
      if (!ifObj.src) ifObj.src = href;
      smoothHeight('ihif' + i, 0, 210, 42, 'o');
    }
    else {
      //nameObj.style.background=nColor;
      smoothHeight('ihif' + i, 210, 0, 42, 'ihtr' + i);
    }
  }
}

// -------------------------------------------------

function validate_required(field,alerttxt)
{
	with (field)
	{
		if (value==null||value=="")
		  {alert(alerttxt);return false;}
		else {return true}
	}
}

function validate_form(thisform, lang)
	{
	err_text = (lang > 1) ? "Please enter your search terms!" : "Termenul cautarii nu poate fi vid! \nIncercati din nou.";
	with (thisform)
		{
			if (validate_required(q,err_text)==false)
			{q.focus();return false;}
		}
		return true;
}

function submitform(form,lang)
{
	if (validate_form(form,lang))
  	{
  		form.submit();
	}
}