function getElmById(aID){
	var element = null;
	
	if(document.getElementById) element=document.getElementById(aID);
	else if(document.layers) element=document.layers[aID];
	else if(document.all) element=document.all[aID];
	
	return element; 
}
function abre_video(id){
	window.open('reproductor.php?id='+id,'video','width=506,height=427,menubar=no,toolbar=no,status=no,location=no');
}
function GetXmlHttpObject(){
	if (window.XMLHttpRequest){// code for IE7+, Firefox, Chrome, Opera, Safari
		return new XMLHttpRequest();
	}
	if (window.ActiveXObject){// code for IE6, IE5
		return new ActiveXObject("Microsoft.XMLHTTP");
	}
	return null;
}
function getClipboard() {
  if (window.clipboardData) {
	return(window.clipboardData.getData('Text'));
  }
  else if (window.netscape) { 
    netscape.security.PrivilegeManager.enablePrivilege('UniversalXPConnect');
    var clip = Components.classes['@mozilla.org/widget/clipboard;1'].createInstance(Components.interfaces.nsIClipboard);
    if (!clip) return;
    var trans = Components.classes['@mozilla.org/widget/transferable;1'].createInstance(Components.interfaces.nsITransferable);
    if (!trans) return;
    trans.addDataFlavor('text/unicode');
    clip.getData(trans,clip.kGlobalClipboard);
    var str = new Object();
    var len = new Object();
    try { trans.getTransferData('text/unicode',str,len); }
    catch(error) { return; }
    if (str) {
      if (Components.interfaces.nsISupportsWString) str=str.value.QueryInterface(Components.interfaces.nsISupportsWString);
      else if (Components.interfaces.nsISupportsString) str=str.value.QueryInterface(Components.interfaces.nsISupportsString);
      else str = null;
    }
    if (str) return(str.data.substring(0,len.value / 2));
  }
  return;
}
function copy_clip(meintext){
	if (window.clipboardData){
		window.clipboardData.setData("Text", meintext);
	}
	else if (window.netscape){
		netscape.security.PrivilegeManager.enablePrivilege('UniversalXPConnect');
		var clip = Components.classes['@mozilla.org/widget/clipboard;1'].createInstance(Components.interfaces.nsIClipboard);
		if (!clip) return;
		var trans = Components.classes['@mozilla.org/widget/transferable;1'].createInstance(Components.interfaces.nsITransferable);
		if (!trans) return;
		trans.addDataFlavor('text/unicode');
		var str = new Object();
		var len = new Object();
		var str = Components.classes["@mozilla.org/supports-string;1"].createInstance(Components.interfaces.nsISupportsString);
		var copytext=meintext;
		str.data=copytext;
		trans.setTransferData("text/unicode",str,copytext.length*2);
		var clipid=Components.interfaces.nsIClipboard;
		if (!clip) return false;
		clip.setData(trans,null,clipid.kGlobalClipboard);
	}
	return false;
}