function checkPasses(one,two)
{
   var pass=document.getElementById(one).value;
   var pass2=document.getElementById(two).value;

   if(pass!=pass2)
   {
    alert ("Passwords dont match!");
   }
}


function checkMail(email)
{ 	
      if(email=="")
      {
          alert("Please, enter valid e-mail address.");
	 	  return false;
      }
      
      if(email.indexOf("@")<1||email.indexOf(".")<3)
      {
        	 alert("Please, enter valid e-mail address.");
	 		return false;
      }

      return true;
}

function confirmAction(frm)
{
   if(confirm("Are you sure?"))
   {
      frm.submit();
   }
   return true;
}

function centerWin(filename,width,height,name)
{
   var x=(screen.availWidth-width)/2;
   var y=(screen.availHeight-height)/2-50;

   if(name="") name='win'

   newWin=window.open(filename, name,"width=10,height=10, scrollbars=yes, resizable=yes");
   newWin.moveTo(x,y);
   newWin.resizeTo(width,height);
}


function confirmDelete(frm)
{	
	if(confirm("Are you sure"))
	{
		frm.del.value=1;
		frm.submit();
	}
}


function IsNumeric(sText)
{
   var ValidChars = "0123456789";
   var IsNumber=true;
   var Char;

 
   for (i = 0; i < sText.length && IsNumber == true; i++) 
      { 
      Char = sText.charAt(i); 
      if (ValidChars.indexOf(Char) == -1) 
         {
         IsNumber = false;
         }
      }
   return IsNumber;
}

function hideElt(eid)
{
	elt=document.getElementById(eid);
	elt.style.display='none';
}

function displayElt(evt,eid,distance)
{
	if(distance=="") distance=100;	
	
	if(evt.x>0)
	{
		var x=evt.x;
		var y=evt.y-100;
	}
	else
	{
		var x=evt.layerX;
		var y=evt.layerY-distance;
	}
	
	elt=document.getElementById(eid);
	elt.style.top=y;
	elt.style.left=x;
	elt.style.display='block';
}