Prompt Dialog Box - The Ugly JavaScript Book

JavaScript Confirm Dialog Box

			Copy-N-Paste Window Simply copy (type Control-c or Apple-c) the script from the window below. Then paste it (type Control-v or Apple-v) into your text editor and save (Control-s or Apple-s).
<!DOCTYPE HTML PUBLIC -//W3C//DTD HTML 4.01 TRANSITIONAL//EN> <HTML LANG=EN><HEAD> <TITLE>Prompt Dialog Box</TITLE> <SCRIPT LANGUAGE=JAVASCRIPT> <!-- Hide from JS-Impaired Browsers var shirts=""; function checkIt(){ shirts=document.forms[0].elements[0].value; if (shirts==""){ addIt(); } } function addIt(){ str="How many shirts did you wish to order?"; shirts=''; // default value to display if (prompt(str,shirts)){ document.forms[0].elements[0].value=shirts; } } // End hiding --> </SCRIPT> </HEAD> <BODY BGCOLOR=WHITE> <CENTER> <P><B>JavaScript Confirm Dialog Box</B> <P> <FORM> Do not enter any value in the box below before submitting it. <BR>Shirts: <INPUT TYPE=TEXT SIZE=10 VALUE=""> <BR> <INPUT TYPE=BUTTON VALUE=" Submit " onClick="checkIt()"> </FORM> </BODY> </HTML>
© Copyright 1997, 1999, 2000 John H. Keyes.