function checkall(objForm){
	len = objForm.elements.length;
	var i=0;
	for( i=0 ; i<len ; i++) {
		if (objForm.elements[i].type=='checkbox') {
			objForm.elements[i].checked=objForm.check_all.checked;
		}
	}
}

function confirm_submit(objForm) {
	return true;
}


function hide_table(id){
	if (id.value=="Link"){
		document.getElementById("dvPage").style.display="none";
		document.getElementById("dvLink").style.display="inline";	
	}
	else if (id.value=="Page"){
		document.getElementById("dvLink").style.display="none";
		document.getElementById("dvPage").style.display="inline";	
	}
}


function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function deleteRecord(obj, msg){
	var x=confirm (msg);
	if (x==true)
		return true;
	else 
		return false;
}

function event_all(){
	if (document.getElementById("ev_all_day").checked==true){
		document.getElementsByName("ev_start_hour")[0].disabled=true;
		document.getElementsByName("ev_start_minute")[0].disabled=true;
		document.getElementsByName("ev_start_ampm")[0].disabled=true;	
		document.getElementsByName("ev_end_hour")[0].disabled=true;
		document.getElementsByName("ev_end_minute")[0].disabled=true;
		document.getElementsByName("ev_end_ampm")[0].disabled=true;	
	}
	else {
		document.getElementsByName("ev_start_hour")[0].disabled=false;
		document.getElementsByName("ev_start_minute")[0].disabled=false;
		document.getElementsByName("ev_start_ampm")[0].disabled=false;	
		document.getElementsByName("ev_end_hour")[0].disabled=false;
		document.getElementsByName("ev_end_minute")[0].disabled=false;
		document.getElementsByName("ev_end_ampm")[0].disabled=false;
	}
}