function copytext(source_id, dest_id) {
	var s = document.getElementById(source_id);
	var d = document.getElementById(dest_id);
	d.value=s.innerHTML;
}

var lastOpened; 
function showHide(id) { 
   	var elm = document.getElementById(id); 
    if (elm.style.display=='none') { // Gaan we een nieuwe openen? Dan evt. oude sluiten! 
      	if (lastOpened) lastOpened.style.display='none'; 
           	lastOpened = elm; 
    } 
	elm.style.display = (elm.style.display=='none'?'block':'none'); 
} 

function clearDefault(el) {
	if (el.defaultValue==el.value) el.value = ""
}

function ClipBoard(textnumber)
{
	Copied = textnumber.createTextRange();
	Copied.execCommand("Copy");
	alert('De tekst is nu beschikbaar op je clipboard!');
}
function bookmark() {
	if (navigator.appVersion.indexOf("MSIE") > 0) {
		if (parseInt(navigator.appVersion)>=4) {
			window.external.AddFavorite(location.href= window.location, document.title= "Mannenpret.nl - de allerleukste grappen!");
		}
	}
}