Created
March 31, 2017 16:27
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javascript :: custom Alert overriding default native alert in javascript
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <title></title> | |
| <link rel=stylesheet href="style.css" /> | |
| <script src="jquery.js" type="text/javascript" charset="utf-8"></script> | |
| <script> | |
| (function(){ | |
| var actualAlert = window.alert; | |
| window.alert = function(msg){ | |
| try{ | |
| var title = "Information"; | |
| var message = msg; | |
| var markup = ['<p class="header">', title, '</p>', | |
| '<p class="popcontent">', message, '</p>', | |
| '<div class="bbuiButtons">', | |
| '<input type="button" value="Ok" id="ok">', | |
| ].join(''); | |
| var popoverlay = document.createElement("div"); | |
| popoverlay.setAttribute("id", "popoverlay"); | |
| popoverlay.setAttribute("class", "popoverlay"); | |
| var bbUiPopup = document.createElement("div"); | |
| bbUiPopup.setAttribute("id", "bbUiPopup"); | |
| bbUiPopup.setAttribute("class", "bbUiPopup"); | |
| bbUiPopup.innerHTML = markup; | |
| var bodyTag = document.getElementsByTagName("body")[0]; | |
| bodyTag.appendChild(popoverlay); | |
| bodyTag.appendChild(bbUiPopup); | |
| var okBtn = document.getElementById("ok"); | |
| okBtn.onclick = function(){ | |
| var overlay = document.getElementById("popoverlay"); | |
| var dialogBox = document.getElementById("bbUiPopup"); | |
| var bodyElem = document.getElementsByTagName("body")[0]; | |
| bodyElem.removeChild(overlay); | |
| bodyElem.removeChild(dialogBox); | |
| } | |
| } catch(err){ | |
| return actualAlert(msg); | |
| } | |
| } | |
| })(); | |
| </script> | |
| </head> | |
| <body bgcolor="#69F"> | |
| </body> | |
| </html> |
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