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1 <html> | 1 <html> |
2 <head> | 2 <head> |
3 <title>Preloader</title> | 3 <title>Preloader</title> |
4 | 4 |
| 5 <script src="prerender_events_common.js"></script> |
| 6 |
5 <script> | 7 <script> |
6 function ExtractGetParameterBadlyAndInsecurely(param, defaultValue) { | 8 function ExtractGetParameterBadlyAndInsecurely(param, defaultValue) { |
7 var re = RegExp('[&?]' + param + '=([^&?#]*)'); | 9 var re = RegExp('[&?]' + param + '=([^&?#]*)'); |
8 var result = re.exec(document.location); | 10 var result = re.exec(document.location); |
9 if (result) | 11 if (result) |
10 return result[1]; | 12 return result[1]; |
11 return defaultValue; | 13 return defaultValue; |
12 } | 14 } |
13 | 15 |
14 var numLinksToInsert = | 16 var numLinksToInsert = |
15 ExtractGetParameterBadlyAndInsecurely('links_to_insert', 1); | 17 ExtractGetParameterBadlyAndInsecurely('links_to_insert', 1); |
16 | 18 |
17 var receivedPrerenderStartEvents = []; | |
18 var receivedPrerenderStopEvents = []; | |
19 | |
20 function PrerenderStartHandlerForLink(index) { | |
21 receivedPrerenderStartEvents[index] = true; | |
22 } | |
23 | |
24 function PrerenderStopHandlerForLink(index) { | |
25 receivedPrerenderStopEvents[index] = true; | |
26 } | |
27 | |
28 function RemoveLinkElement(index) { | 19 function RemoveLinkElement(index) { |
29 var link = document.getElementById('prerenderElement' + index); | 20 var link = document.getElementById('prerenderElement' + index); |
30 link.parentElement.removeChild(link); | 21 link.parentElement.removeChild(link); |
31 } | 22 } |
32 </script> | 23 </script> |
33 </head> | 24 </head> |
34 <body> | 25 <body> |
35 <script> | 26 <script> |
36 for (var i = 0; i < numLinksToInsert; ++i) { | 27 for (var i = 0; i < numLinksToInsert; ++i) { |
37 document.write( | 28 document.write( |
38 '<link id="prerenderElement' + i + | 29 '<link id="prerenderElement' + i + |
39 '" rel="prerender" href="REPLACE_WITH_PRERENDER_URL"/>'); | 30 '" rel="prerender" href="REPLACE_WITH_PRERENDER_URL"/>'); |
40 var link = document.getElementById('prerenderElement' + i); | 31 var link = document.getElementById('prerenderElement' + i); |
41 link.addEventListener('webkitprerenderstart', | 32 AddEventHandlersToLinkElement(link, i); |
42 PrerenderStartHandlerForLink.bind(null, i), false); | |
43 link.addEventListener('webkitprerenderstop', | |
44 PrerenderStopHandlerForLink.bind(null, i), false); | |
45 } | 33 } |
46 </script> | 34 </script> |
47 <a id="toClick" href="REPLACE_WITH_DESTINATION_URL">Link To Click For First Prer
ender</a> | 35 <a id="toClick" href="REPLACE_WITH_DESTINATION_URL">Link To Click For First Prer
ender</a> |
48 </body> | 36 </body> |
49 </html> | 37 </html> |
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