New book on WordPress Theme Development: WordPress Themes In Depth
2006 Aug 29
Daily Archive

Auto Clear and Restore Form Elements

Using a small bit of JavaScript, it is possible to auto-clear and restore form elements when users bring focus to them. Simply copy, paste, and modify the following code example to achieve an effect similar to this: Here is the HTML/JavaScript for your website: <input value=”Click here and this will disappear..” onfocus=”if(this.value == ‘Click here and this will disappear..’) {this.value = ”;}” onblur=”if (this.value == ”) {this.value = ‘Click here and this will disappear..';}” type=”text” size=”77″ /> Update [January 2nd, 2007] » Here is another auto-clear JavaScript trick that cleans up the (X)HTML code but does not auto-restore the element. […] Read more »

Optimize Convoluted Code via JavaScript

Search engines loathe crawling through convoluted lines of code. Oceans of complex JavaScript scare away the priceless indexing and archiving efforts of most major search engines, which will generally abort a crawl upon encountering such mess. The good news is that search engines actually do not deploy JavaScript, so it is possible to use JavaScript to hide those miles of messy code by using the fundamental document.write function. Place this function in an external JavaScript file, “navmenu.js”: function navMenu() { document.open(); document.write(“<div>Convoluted code goes here.</div>”); document.close(); } Link to the external JavaScript file by placing this code in the document […] Read more »

HTML Frames Notes Plus

If you think that nobody uses frames anymore, think again. I personally know of one person who threw down some tuf HTML frame action for a personal site. So, in the interest of prosperity, we are hereby establishing this post as our official dumping ground for all HTML frame-related garbage. Break your pages out of someone else’s frames We begin our journey with a totally sick JavaScript method for breaking pages out of the illegitimate frames of some ineffectually pathetic bastard: <script type=”text/javascript”> <!–//–><![CDATA[//><!-- if (window.self ! = window.top) window.top.location = window.self.location; //--><!]]> </script> Likewise, here is an equally effective […] Read more »

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