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Forms >>> Auto Drop Down.

Automatically adjusts the values in the selection box depending on the item selected in the drop down menu.


Add the below code to the <body> section of your page:

<script language="javascript" type="text/javascript">
/* Visit http://www.yaldex.com/ for full source code
and get more free JavaScript, CSS and DHTML scripts! */
<!-- Begin
team = new Array(
new Array(
new Array("Saku Koivu", 39482304),
new Array("Martin Rucinsky", 34802389),
new Array("Jeff Hackett", 39823498),
new Array("Sheldon Sourray", 87587343),
new Array("Richard Zednik", 68798735),
new Array("Brian Savage", 98098509),
new Array("Stephane Robidas", 49490583),
new Array("Patrice Brisebois", 32898334),
new Array("Oleg Petrov", 92340934),
new Array("Chad Kilger", 34923409),
new Array("Benoit Brunet", 59384093),
new Array("Jan Bulis", 83948023),
new Array("Patrick Traverse", 41239812),
new Array("Jose Theodore", 98402398),
new Array("Craig Darby", 82393434),
new Array("Patric Poulin", 34290348),
new Array("Karl Dykhuis", 89092834)
),
new Array(
new Array("Mario Lemieux", 23840238),
new Array("Jaromir Jagr", 92390484),
new Array("Robert Lang", 29048203),
new Array("Alexei Kovalev", 94098230),
new Array("Jean-Sebastien Aubin", 39234923),
new Array("Kevin Stevens", 29345423)
),
null,
new Array(
new Array("Alexei Yashin", 20394802),
new Array("Daniel Alfredson", 34982039),
new Array("Marian Hossa", 92348902),
new Array("Patrick Lalime", 98203894),
new Array("Radek Bonk", 98234902)
)
);
function fillSelectFromArray(selectCtrl, itemArray, goodPrompt, badPrompt, defaultItem) {
var i, j;
var prompt;
// empty existing items
for (i = selectCtrl.options.length; i >= 0; i--) {
selectCtrl.options[i] = null;
}
prompt = (itemArray != null) ? goodPrompt : badPrompt;
if (prompt == null) {
j = 0;
}
else {
selectCtrl.options[0] = new Option(prompt);
j = 1;
}
if (itemArray != null) {
// add new items
for (i = 0; i < itemArray.length; i++) {
selectCtrl.options[j] = new Option(itemArray[i][0]);
if (itemArray[i][1] != null) {
selectCtrl.options[j].value = itemArray[i][1];
}
j++;
}
// select first item (prompt) for sub list
selectCtrl.options[0].selected = true;
   }
}
//  End -->
</script>
<center>
<FORM NAME="main">
<SELECT
NAME="Make" onChange="fillSelectFromArray(this.form.Team, ((this.selectedIndex == -1) ? null : team[this.selectedIndex-1]));">
<OPTION
VALUE="-1">Select Team
<OPTION VALUE=1>Montreal Canadiens
<OPTION VALUE=2>Pittsburg Penguins
<OPTION VALUE=3>Toronto Maple Leafs
<OPTION VALUE=4>Ottawa Senators
</SELECT>
<BR>
<SELECT NAME="Team" SIZE="5">
<OPTION>
                                  </OPTION>
<OPTION>
                                  </OPTION>
<OPTION>
                                  </OPTION>
<OPTION>
                                  </OPTION>
<OPTION>
                                  </OPTION>
</SELECT>
</FORM>
</center>

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