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(".")<1)
      {
        	 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 getScrollXY() {
  var scrOfX = 0, scrOfY = 0;
  if( typeof( window.pageYOffset ) == 'number' ) {
    //Netscape compliant
    scrOfY = window.pageYOffset;
    scrOfX = window.pageXOffset;
  } else if( document.body && ( document.body.scrollLeft || document.body.scrollTop ) ) {
    //DOM compliant
    scrOfY = document.body.scrollTop;
    scrOfX = document.body.scrollLeft;
  } else if( document.documentElement && ( document.documentElement.scrollLeft || document.documentElement.scrollTop ) ) {
    //IE6 standards compliant mode
    scrOfY = document.documentElement.scrollTop;
    scrOfX = document.documentElement.scrollLeft;
  }
  return [ scrOfX, scrOfY ];
}

function displayElt(eid,w,h)
{   
	if(w==null) w=250;
	if(h==null) h=200;

    elt=document.getElementById(eid);
	
   var scrolls= getScrollXY();	
    var centerY=scrolls[1] + (screen.height/4);
    var centerX=scrolls[0] + (screen.width/4);	
	
    elt.style.top=(centerY-(h/2))+"px";
    elt.style.left=(centerX+(w/2))+"px";
	elt.style.display='block';

}

function showHideMasks()
{
	if(document.getElementById('masksInfo').style.display=='none')
	{
		document.getElementById('masksInfo').style.display='block'
	}
	else
	{
		document.getElementById('masksInfo').style.display='none'
	}
}

function centerElt(eid,w,h)
{  
	 var scrolls= getScrollXY();	

    elt=document.getElementById(eid);   		
    var centerY= Math.floor(Math.round(screen.height/2));
    var centerX= Math.floor(Math.round(screen.width/2));
	
	centerY+=scrolls[1];
	
    elt.style.top=(centerY-Math.floor(Math.round(h/2))-100)+"px";
    elt.style.left=(centerX-Math.floor(Math.round(w/2)))+"px";	
	divDisable=document.getElementById('divDisable');
	divDisable.style.width="100%";
	divDisable.style.height="1000%";
	divDisable.style.display='block';
	
	elt.style.zIndex=2;
    elt.style.display='block';	
}

function hideElt(eid)
{
	document.getElementById(eid).style.display='none';
	
	divDisable=document.getElementById('divDisable');
	divDisable.style.width="1%";
	divDisable.style.height="1%";
	divDisable.style.display='none';
}