// the functions in this file require the supplementary library lib.js

// These defaults should be changed the way it best fits your site
//var _POPUP_FEATURES = 'location=0,statusbar=0,menubar=0,width=450,height=450';

//function raw_popup(url, target, features) {
//    // pops up a window containing url optionally named target, optionally having features
//    if (isUndefined(features)) features = _POPUP_FEATURES;
//    if (isUndefined(target  )) target   = '_blank';
//    var theWindow = window.open(url, target, features);
//    theWindow.focus();
//    return theWindow;
//}

 
       
// childug = theWindow;  
//        theWindow.focus();            
//        return theWindow;       	
//	if (!childug || childug.closed) 
//	{    
//var theWindow = window.open(url, "child", target, features);   
//          if (child){alert("Child is open");}  	
//        child.focus();  
//    }
//    else
//    {  
//        childug.focus();  
//    }    
// theWindow.focus();
// declare global variable name
//var child = null;
//	var childug = null;
//        alert(child);
//     alert("Else statement"); 
    // alert(window.name);
    
//    window.name = "parentwindow"; 







function raw_popup(url, target, features) 
{   
    // pops up a window containing url optionally named target, optionally having features
    if (isUndefined(features)) features = _POPUP_FEATURES;
    if (isUndefined(target  )) target   = '_blank';  
        var theWindow = window.open(url,  "childug", features);
	    if (window.focus) {theWindow.focus()}
        return false;
}

function link_popup(src, features) {
    // to be used in an html event handler as in: <a href="..." onclick="link_popup(this,...)" ...
    // pops up a window grabbing the url from the event source's href
    return raw_popup(src.getAttribute('href'), src.getAttribute('target') || '_blank', features);
}

function event_popup(e) {
    // to be passed as an event listener
    // pops up a window grabbing the url from the event source's href
    link_popup(e.currentTarget);
    e.preventDefault();
}

function event_popup_features(features) {
    // generates an event listener similar to event_popup, but allowing window features
    return function(e) { link_popup(e.currentTarget, features); e.preventDefault() }
}

// -------------------------------------------------------------------------------------

function h_raw_popup(url, target, features) 
{   
    // pops up a window containing url optionally named target, optionally having features
    if (isUndefined(features)) features = h_POPUP_FEATURES;
    if (isUndefined(target  )) target   = '_blank';  
        var theWindow = window.open(url,  "helpchildug", features);
	    if (window.focus) {theWindow.focus()}
        return false;
}

function h_link_popup(src, features) {
    // to be used in an html event handler as in: <a href="..." onclick="h_link_popup(this,...)" ...
    // pops up a window grabbing the url from the event source's href
    return h_raw_popup(src.getAttribute('href'), src.getAttribute('target') || '_blank', features);
}

function event_popup(e) {
    // to be passed as an event listener
    // pops up a window grabbing the url from the event source's href
    h_link_popup(e.currentTarget);
    e.preventDefault();
}

function h_event_popup_features(features) {
    // generates an event listener similar to event_popup, but allowing window features
    return function(e) { h_link_popup(e.currentTarget, features); e.preventDefault() }
}