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How To Prevent Image CopyingChapter 1: Prevent Right ClickProbably the most common way to prevent copying is to use a little JavaScript to prevent users right clicking on an image and doing Save As...(If you're not familiar with JavaScript or just want to learn more, then get yourself a good JavaScript Tutorial). Below is an example of such code (insert it in the <HEAD> section of your HTML pages). Unlike most code of this type (most people seem to get it wrong), this should code work with both with Netscape and Internet Explorer. <SCRIPT LANGUAGE="JavaScript"><!-- var message = 'Please respect our Copyright.' ; function clickie() { if (document.all) { alert(message); return false; } } function clickns(e) { if (document.layers||(document.getElementById&&!document.all)) { if (e.which==2 || e.which==3) { alert(message); return false; } } } if (document.layers) { document.captureEvents(Event.MOUSEDOWN); document.onmousedown=clickns; } else { document.onmouseup=clickns; document.oncontextmenu=clickie; } // --></SCRIPT> This idea works reasonably well but it's not totally secure: users can get around it by (for example) disabling JavaScript. Another issue with this script is that it can be kind of annoying:
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