function display_help(url){el=document.getElementById('help_popup');if(el!=null){el.style.display="block";position_popup('popUpDivHowDoI');}else{new Ajax.Request(url,{method:'get',onSuccess:function(transport){var response=transport.responseText||"no response text";var objBody=document.getElementsByTagName("body").item(0);var objHelp=document.createElement("div");objHelp.id='help_popup';objHelp.innerHTML=response;objBody.appendChild(objHelp);new Draggable($('popUpDivHowDoI'),{handle:'help_drag_handle'});position_popup('popUpDivHowDoI');},onFailure:function(){alert('Something went wrong...')}});}}
function hide_help(){el=document.getElementById('help_popup');el.style.display='none';}