topical media & game development
[] readme course(s) preface I 1 2 II 3 4 III 5 6 7 IV 8 9 10 V 11 12 afterthought(s) appendix reference(s) example(s) resource(s) _

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basic-javascript-appendix-6-ch06-q2.htm / htm



  <HTML>
  <HTML>
  <HEAD>
  
  <SCRIPT>
  var CompItems = new Array();
  CompItems[100] = 1000;
  CompItems[101] = 1250;
  CompItems[102] = 1500;
  
  CompItems[200] = 35;
  CompItems[201] = 65;
  CompItems[202] = 95;
  
  CompItems[300] = 50;
  CompItems[301] = 75;
  CompItems[302] = 100;
  
  CompItems[400] = 10;
  CompItems[401] = 15;
  CompItems[402] = 25;
  
  function updateOrderDetails()
  {
     var total = 0;
     var orderDetails = "";
     var formElement;
     formElement = document.form1.cboProcessor[document.form1.cboProcessor.selectedIndex];
     total = parseFloat(CompItems[formElement.value]);
     orderDetails = "Processor : " + formElement.text
     orderDetails = orderDetails + " " + CompItems[formElement.value] + "\n";
  
     formElement = document.form1.cboHardDrive[document.form1.cboHardDrive.selectedIndex];
     total = total + parseFloat(CompItems[formElement.value]);
  orderDetails = orderDetails + "Hard Drive : " + formElement.text
     orderDetails = orderDetails + " " + CompItems[formElement.value] + "\n";
  
     formElement = document.form1.chkCDROM
     if (formElement.checked == true)
     {
        orderDetails = orderDetails + "CD-ROM : " + CompItems[formElement.value] + "\n";
        total = total + parseFloat(CompItems[formElement.value]);
     }
  
     formElement = document.form1.chkDVD
     if (formElement.checked == true)
     {
        orderDetails = orderDetails + "DVD-ROM : " + CompItems[formElement.value] + "\n";
        total = total + parseFloat(CompItems[formElement.value]);
     }
  
     formElement = document.form1.chkScanner
     if (formElement.checked == true)
     {
        orderDetails = orderDetails + "Scanner : " + CompItems[formElement.value] + "\n";
        total = total + parseFloat(CompItems[formElement.value]);
     }
  
     formElement = document.form1.radCase
     if (formElement[0].checked == true)
     {
        orderDetails = orderDetails + "Desktop Case : " + CompItems[formElement[0].value];
        total = total + parseFloat(CompItems[formElement[0].value]);
     }
     else if (formElement[1].checked == true)
     {
        orderDetails = orderDetails + "Mini Tower Case : " + CompItems[formElement[1].value];
        total = total + parseFloat(CompItems[formElement[1].value]);
     }
     else
     {
        orderDetails = orderDetails + "Full Tower Case : " + CompItems[formElement[2].value]
        total = total + parseFloat(CompItems[formElement[2].value]);
     }
  
     orderDetails = orderDetails + "\n\nTotal Order Cost is " + total;
  
     document.form1.txtOrder.value = orderDetails;
  }
  
  </SCRIPT>
  
  </HEAD>
  <BODY>
  <FORM NAME=form1>
  <TABLE>
  <TR>
  <TD WIDTH=300>
  Processor
  <BR>
  <SELECT NAME=cboProcessor>
     <OPTION VALUE=100>MegaPro 1ghz</OPTION>
     <OPTION VALUE=101>MegaPro 1.2</OPTION>
     <OPTION VALUE=102>MegaPro 1.5ghz</OPTION>
  </SELECT>
  <BR><BR>
  Hard drive
  <BR>
  <SELECT NAME=cboHardDrive>
     <OPTION VALUE=200>30gb</OPTION>
     <OPTION VALUE=201>40gb</OPTION>
     <OPTION VALUE=202>60gb</OPTION>
  </SELECT>
  <BR><BR>
  CD-ROM
  <INPUT TYPE="checkbox" NAME=chkCDROM VALUE="300">
  <BR>
  DVD-ROM
  <INPUT TYPE="checkbox" NAME=chkDVD VALUE="301">
  <BR>
  Scanner
  <INPUT TYPE="checkbox" NAME=chkScanner VALUE="302">
  <BR><BR>
  Desktop Case
  <INPUT TYPE="radio" NAME=radCase CHECKED VALUE="400">
  <BR>
  Mini Tower
  <INPUT TYPE="radio" NAME=radCase VALUE="401">
  <BR>
  Full Tower
  <INPUT TYPE="radio" NAME=radCase VALUE="402">
  <P>
  <INPUT TYPE="button" VALUE="Update" NAME=butUpdate onclick="updateOrderDetails()">
  </P>
  </TD>
  <TD>
  <TEXTAREA ROWS=20 COLS=35 ID=txtOrder NAME=txtOrder>
  </TEXTAREA>
  </TD>
  </TABLE>
  </FORM>
  </BODY>
  </HTML>
[] readme course(s) preface I 1 2 II 3 4 III 5 6 7 IV 8 9 10 V 11 12 afterthought(s) appendix reference(s) example(s) resource(s) _

(C) Æliens 20/2/2008

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