function mOver(i) {
  document.getElementById("mCell" + i).style.backgroundPosition = "left bottom";
}

function mOut(i) {
  document.getElementById("mCell" + i).style.backgroundPosition = "left top";
}

function check() {
   var nname = document.sds.name.value;
   var vemail = document.sds.email.value;
   var feed = document.sds.feedback.value;
   
   var result = true;
   
   var div_name = document.getElementById('div_name');
   if(nname == "")
   {
    div_name.innerHTML = "required";
    result = false;
   }
   else
    div_name.innerHTML = "";
   
   var div_email = document.getElementById('div_email');
   if(vemail == "")
   {
    div_email.innerHTML = "required";
    result = false;
   }
   else
    div_email.innerHTML = "";
    
   
   var div_message = document.getElementById('div_message');
   if(feed == "")
   {
    div_message.innerHTML = "required";
    result = false;
   }
   else
    div_message.innerHTML = " ";
    

   return result;
}

function mlength() {
  var mlen  = document.sds.feedback.value;
  var siz = mlen.length;
  var le = 20000;
  //var le = parseInt(lea);
  siz = (le - mlen.length);

  // alert(lea); 
  if (siz < 0)  
  {
  mlen = mlen.substring(0,le);
  document.sds.feedback.value = mlen;
  }   
  document.sds.sizea.value = siz;
}

function MM_changeProp(objId,x,theProp,theValue) { //v9.0
  var obj = null; with (document){ if (getElementById)
  obj = getElementById(objId); }
  if (obj){
    if (theValue == true || theValue == false)
      eval("obj.style."+theProp+"="+theValue);
    else eval("obj.style."+theProp+"='"+theValue+"'");
  }
}

var current = 0; //Current Panel

function StartSliding(){
	var spc = sp2.getContentPanelsCount(); //Returns the amount of panels (sp1 beein the name of your constructor)
	sp2.showPanel(current);
	t = setTimeout(function(){StartSliding()},12000); // 5000 beein the amount of milisec till it switches panel
	if(current == spc)
	{ 
		current = 0;
	}
	else
	{
	    current = current +1;
	}
	setButtonClass();
	return;
}

function StopSliding(){
	if(typeof(t) == 'number')
	{
	    clearTimeout(t);
	}
}

function setButtonClass(){
	var data = sp2.getCurrentPanel(); //returns the HTML object of the current panel
	var strPanelNumber = data.id.substr(data.id.lastIndexOf("p") + 1);
	for(var intPanelCount = 1; intPanelCount <= sp2.getContentPanelsCount(); intPanelCount++)
	{
	    document.getElementById("colorUpdate" + String(intPanelCount)).className = "blank";
	}
	document.getElementById("colorUpdate" + String(strPanelNumber)).className = "focalPanelIndicator";
}

function ChangeButton(intButtonNumber)
{
    current = intButtonNumber;
    sp2.showPanel(intButtonNumber);
    setButtonClass();
}