function checkCheckboxes() {
  var docForm=document.forms.frm;
  var len = docForm.elements.length;
  for( var i=0 ; i<len ; i++) {
	  if (docForm.elements[i].name == 'sel') {
	    if (docForm.elements[i].checked != '')
	      return true;
	  }
  }
  return false;
}
function selectAll() {
  var docForm=document.forms.frm;
  for (var i=0;i<docForm.elements.length;i++) {
    if (docForm.elements[i].name == 'sel')
      docForm.elements[i].checked = true;
  }

}
function confirmDelete() {
  if ( !checkCheckboxes() ) {
    alert('Nema oznacenih poruka.');
    return false;
  }
  if ( confirm( 'Pobrisati oznacene poruke?' ) ) {    document.forms.frm.submit();
  }
  return false;
}
function deselectAll() {
  var docForm=document.forms.frm;
  for (var i=0;i<docForm.elements.length;i++) {
    if (docForm.elements[i].name == 'sel')
      docForm.elements[i].checked = false;
  }
}

function insertCode(code){
    document.forms.frm.txtMessage.value=document.forms.frm.txtMessage.value + ' [' + code + ']' + ' [/' + code + ']';
    document.forms.frm.txtMessage.focus();
}

function insertURL(code){
    var msg='';
	if (code=='URL'){msg='http://'}
	var pMsg=prompt("Enter " + code,msg);
	if (pMsg=='' || pMsg=='http://' || pMsg==null) return;
	var dMsg=prompt("Description ",'');
	if (dMsg=='' || dMsg==null){dMsg=pMsg}
	document.forms.frm.txtMessage.value=document.forms.frm.txtMessage.value +' ['+code+'='+pMsg+']' + dMsg + '[/'+code+']';
}

function insertColor(){
	document.forms.frm.txtMessage.value=document.forms.frm.txtMessage.value +' [COLOR='+document.forms.frm.selColor.options[document.forms.frm.selColor.selectedIndex].value +'] [/COLOR]';
}

function insertIMG(){
	var pMsg=prompt("Enter Image Url",'http://');
	if (pMsg==null || pMsg=='http://' || pMsg=='') return;
	document.forms.frm.txtMessage.value=document.forms.frm.txtMessage.value +' [IMG]'+pMsg+'[/IMG]';
}

function insertSmilie(smilie){
var msg;
if (smilie==1){msg=" :) "}
if (smilie==2){msg=" :( "}
if (smilie==3){msg=" :o "}
if (smilie==4){msg=" :D "}
if (smilie==5){msg=" ;) "}
if (smilie==6){msg=" :p "}
if (smilie==7){msg=" :cool: "}
if (smilie==8){msg=" :rolleyes: "}
if (smilie==9){msg=" :mad: "}
if (smilie==10){msg=" :eek: "}
if (smilie==11){msg=" :confused: "}
document.forms.frm.txtMessage.value=document.forms.frm.txtMessage.value + msg ;
}

function PopUp(windowname,w,h,URL)
{
var newwindow=window.open(URL, windowname, 'width=' + w + ',height=' + h + ',toolbar=1,location=0,directories=0,status=1,menuBar=0,resizable=yes, scrollBars=yes,top=100,left=100' ) ;
newwindow.focus();
}