https://jewishgen.org/databases/Regions/Overlay.js

1// Overlay.js
2// ~~~~~~~~~~
3// JavaScript functions for 'Donors Only' access,
4//    to enable/disable advanced search database features.
5// Warren Blatt, June 2005.
6// Updated April 2012, June 2015, August 2015.
7
8
9var objOverlay    = null;   // Overlay pop-up window (a <DIV>)
10var OverlayInited = false;
11
12var ovstyle = null;
13var message = null;
14
15function OverlayInit(loginState)
16{
17  objOverlay = document.createElement("div");
18  document.body.appendChild(objOverlay);
19
20  ovstyle = objOverlay.style;
21
22  ovstyle.display         = "none"
23  ovstyle.visibility      = "visible"
24  ovstyle.position        = "absolute"
25  ovstyle.backgroundColor = "#F5F5F5"
26  ovstyle.opacity         = "0.85"
27  ovstyle.zIndex          = "2147483647"  // max
28
29  //objOverlay.onmouseout = OverlayKill;
30
31  // Create the message to be displayed in the overlay.
32  // The "loginState" variable (set by Access.asp) can be:
33  //   - "NoLog"  - - User is NOT logged in.
34  //   - "NotDonor" - User is logged in, and is NOT a VAS donor.
35
36  message = "The advanced database search features are available only to<BR>" +
37	"contributors of $100 annually to the JewishGen General Fund.<BR>" +
38	"To become a contributor, " +
39	"<A HREF='/JewishGen/ValueAdded.asp'>click here</A>.";
40
41  if ( loginState == "NoLog" )
42    {
43      message += "<BR>If you are already a contributor, " +
44	             "<A HREF='/CURE/'>click here to login</A>.";
45     }
46
47  OverlayInited = true;
48}
49
50
51function OverlayKill()
52{
53  //ovstyle.transition = "opacity 3s 2s, display 0s 5s";
54  //ovstyle.opacity = "0.00";
55  ovstyle.display = "none";
56  //Alex kotovsky 02.04.20 
57  if(document.getElementById('allcountry')){ 
58	var op = document.getElementById("allcountry").getElementsByTagName("option");
59	for (var i = 0; i < op.length; i++) {
60	  // lowercase comparison for case-insensitivity
61	  if(op[i].value.toLowerCase() == "cemetery"){ 
62	     op[i].disabled = false; 
63	     break;
64	  }
65	}  
66  }
67
68}
69
70
71function OverlayPopup(objTrig, loginState)
72{
73  if ( ! OverlayInited )
74    { OverlayInit(loginState); }
75
76  var offsetTrail = objTrig;
77  var offsetTop  = 0;
78  var offsetLeft = 0;
79  while (offsetTrail)
80    {
81      offsetTop  += offsetTrail.offsetTop;
82      offsetLeft += offsetTrail.offsetLeft;
83      offsetTrail = offsetTrail.offsetParent;
84    }
85
86  ovstyle.top  = offsetTop;
87  ovstyle.left = offsetLeft;
88
89  var content = "<TABLE BORDER='1' " +
90  	" WIDTH=" + parseInt(objTrig.offsetWidth) +
91  	" HEIGHT="+ parseInt(objTrig.offsetHeight) + ">" +
92  	"<TR><TD ALIGN='center'>" + message + "</TR></TD></TABLE>";
93
94  objOverlay.innerHTML = content;
95
96  //ovstyle.opacity = "0.85";
97  ovstyle.display = '';
98  //Alex kotovsky 02.04.20 
99  if(document.getElementById('allcountry')){ 
100	var op = document.getElementById("allcountry").getElementsByTagName("option");
101	for (var i = 0; i < op.length; i++) {
102	  // lowercase comparison for case-insensitivity
103	  if(op[i].value.toLowerCase() == "cemetery"){ 
104	     op[i].disabled = true; 
105	     break;
106	  }
107	}  
108  }
109}