//FOR ie_onchange
feObj = null;
feVal = null;
<!--------FUNCTION----------------------------------------->
function ie_onchange(formElement) {
//THIS FUNCTION IS ASSIGNED TO ONBLUR BECAUSE IE WON'T EXECUTE ONCHANGE IF THE
//SAME BAD DATA IS REENTERED VIA KEYBOARD -- DOESN'T DETECT ANYTHING HAS CHANGED.
    if ((IE4 || IE5) &&
       feObj == formElement &&
       feVal == formElement.value) {
            formElement.onchange();
            feObj = null;
            feVal = null;
    } //if
} //function

<!--------FUNCTION----------------------------------------->
function isNumber(formElement) {

if (isNaN(formElement.value)) {
    alert("Please enter a valid number.");
    formElement.value = "";

    thisFormEl = formElement;
    setTimeout("thisFormEl.focus();",1);

    return false;
}

else return true;

} //function


submit_window="closed";
<!---------FUNCTION--------------------------------------------------->
function open_submit_window(which) {  // opens/loads a new window

    //dir NEEDED FOR ASP STARTPAGE INCASE OF SESSION TIMEOUT
    if (which.indexOf("predefined") > -1) dir = "predefined";
    else if (which.indexOf("userdefined") > -1) dir = "userdefined"; //USER DEFINED PROBABLY DOESN'T USE THIS ANYMORE
    else if (which.indexOf("semicustom") > -1) dir = "semicustom";

    dc.aaa.value = "/vdac/" + which + ".asp";
    submit_window="opened";

    x=window.open("/vdac/pre_user/submit_frame.asp?dir=" + dir, "submit", "scrollbars,resizable,width=550,height=475");

}  // function

def_window="closed";
<!---------FUNCTION--------------------------------------------------->
function open_def_window(which) {  // opens/loads a new window
    def_window="opened";
    y = window.open("/vdac/mod-options.htm#" + which, "def", "menubar,scrollbars,resizable,status,width=680,height=510");
    y.focus();
}  // function

web_window="closed";
<!---------FUNCTION--------------------------------------------------->
function open_web_window(which) {  // opens/loads a new window
    web_window="opened";
    z = window.open("http://www.vicorpower.com/" + which, "web", "menubar,toolbar,scrollbars,resizable,status,width=710,height=360");
    z.focus();
}  // function

<!---------FUNCTION--------------------------------------------------->
function pins_onchange() {
    clear_results();
} //function

<!---------FUNCTION--------------------------------------------------->
function baseplate_onchange() {
    clear_results();
} //function

<!---------FUNCTION--------------------------------------------------->
function baseplate_onfocus() {

if (grp == 4 && dc.heatsink.selectedIndex==1) {
    alert("Cannot be changed with a Westcor FinMOD.");
    setTimeout('dc.baseplate.blur();',1);
} //if "vicor1"

/* WHEN ADDITIONAL HEATSINKS ARE AVAILABLE
else if (dc.heatsink.selectedIndex!=0) {
    alert("Not an option with a heat sink.");
    setTimeout('dc.baseplate.blur();',1);
} //if heatsink selected
*/

} //function

<!---------FUNCTION--------------------------------------------------->
function heatsink_onchange() {
    clear_results();
    if (dc.heatsink.selectedIndex==0) { dc.baseplate.selectedIndex = 0; }
    if (dc.heatsink.selectedIndex==1) { dc.baseplate.selectedIndex = 4; }
} //function

<!---------FUNCTION--------------------------------------------------->
function heatsink_onfocus() {

//DON'T NEED TO SPECIFY LIMITED VIEWING YET 'CAUSE HS ONLY EXISTS FOR "grp 4"

if (dc.heatsink.selectedIndex==0) {

    if (dc.baseplate.selectedIndex!=0) {
        alert("Not an option with a baseplate.");
        setTimeout('dc.heatsink.blur();',1);
    }

} //if no heatsink selected

} //function

<!---------FUNCTION--------------------------------------------------->
function label_onchange() {

//IE -- FOR ie_onchange
feObj = dc.label;
feVal = dc.label.value;

clear_results();

if (dc.label.value.indexOf("'") > -1 ||
    dc.label.value.indexOf("\\") > -1 ||
    dc.label.value.indexOf("\"") > -1) {

    alert("SORRY ...\n\nThese characters are not allowed:\n" +
          "-  double quote  ( \" )\n" +
          "-  single quote  ( \' )\n" +
          "-  backslash  ( \\ )\n");
    dc.label.value = "";
    setTimeout("dc.label.focus();", 1);

} //if

else {

    //IE -- IF DATA ENTERED IS OK, NO NEED TO EXECUTE
    //THIS ONCHANGE VIA ie_onchange ONBLUR
    feObj = null;
    feVal = null;

} //else

} //function

<!---------FUNCTION--------------------------------------------------->
function ref_onchange() {

//IE -- FOR ie_onchange
feObj = dc.ref;
feVal = dc.ref.value;

if (dc.ref.value.indexOf("'") > -1 ||
    dc.ref.value.indexOf("\\") > -1 ||
    dc.ref.value.indexOf("\"") > -1) {

    alert("SORRY ...\n\nThese characters are not allowed:\n" +
          "-  double quote  ( \" )\n" +
          "-  single quote  ( \' )\n" +
          "-  backslash  ( \\ )\n");
    dc.ref.value = "";
    setTimeout("dc.ref.focus();", 1);

} //if

else if (location.pathname.indexOf("00predef-mods.asp") > -1 ||
         location.pathname.indexOf("semi_mech.asp") > -1) {
    clear_results();

    //IE -- IF DATA ENTERED IS OK, NO NEED TO EXECUTE
    //THIS ONCHANGE VIA ie_onchange ONBLUR
    feObj = null;
    feVal = null;

} //else

else if (location.search.indexOf("detail") > -1 && location.pathname.indexOf("00userdef-mods.asp") > -1) {
    dc.changes.value = "yes";
    document.but_chg.src = "/vdac/images/button_save-changes.gif";
    document.but_ptno.src = "/vdac/images/button_blank.gif";

    //IE -- IF DATA ENTERED IS OK, NO NEED TO EXECUTE
    //THIS ONCHANGE VIA ie_onchange ONBLUR
    feObj = null;
    feVal = null;

} //else

} //function


pinOpt_ShortSolder   = new Option("Short Solder","1");
pinOpt_LongSolder    = new Option("Long Solder","2");
pinOpt_ShortModuMate = new Option("Short ModuMate","3");
pinOpt_LongModuMate  = new Option("Long ModuMate","4");
pinOpt_ShortRoHS     = new Option("Short RoHS","5");
pinOpt_LongRoHS      = new Option("Long RoHS","6");

<!---------FUNCTION--------------------------------------------------->
function rohs_compliance_onclick() {

    dc.pins.options.length = 1;

    //RoHS Compliance = no
    if (dc.rohs_compliance[0].checked == true) {
        dc.pins.options[1] = pinOpt_ShortSolder;
        dc.pins.options[2] = pinOpt_LongSolder;
        dc.pins.options[3] = pinOpt_ShortModuMate;
        dc.pins.options[4] = pinOpt_LongModuMate;
        dc.pins.options.length = 5;
    }

    //RoHS Compliance = yes
    if (dc.rohs_compliance[1].checked == true) {
        dc.pins.options[1] = pinOpt_ShortRoHS;
        dc.pins.options[2] = pinOpt_LongRoHS;
        dc.pins.options.length = 3;
    }

    dc.pins.selectedIndex = 0;

    if (location.pathname.indexOf("00predef-mods.asp") > -1) {
        clear_results();
    }

    if (location.pathname.indexOf("semi_mech.asp") > -1) {
        if (semicustom_page_loaded) clear_results();
    }

    if (location.pathname.indexOf("00userdef-mods.asp") > -1) {
        clear_results("mech");
    } //if usercon

} //function


<!---------FUNCTION--------------------------------------------------->
function file_onunload() {    // page's onUnload
    if (submit_window=="opened" && x.closed==false) x.close();
    if (def_window=="opened"    && y.closed==false) y.close();
    if (web_window=="opened"    && z.closed==false) z.close();
} //function

<!---------FUNCTION--------------------------------------------------->
function noaction(e) {
    if (IE4 || IE5) { e = window.event; elname = e.srcElement.name; }
    if (NS4 || NS6) { elname = e.target.name; }
    if (e.type == "mousedown") { return false; } //BEST FOR NS6
    if (e.type == "focus") { eval("dc." + elname + ".blur()");
        setTimeout("dc." + elname + ".blur();",1); } //BEST FOR NS6
} //function

<!---------FUNCTION--------------------------------------------------->
function disable_elements() { //CALLED IN file_onload()
    for (i=0; i<nono.length; i++) {
        if (eval('dc.' + nono[i])) {
            dcnono = eval('dc.' + nono[i]);
            dcnono.onfocus = noaction;
            dcnono.onmousedown = noaction;
        } //if exists
    } //for
} //function

<!---------FUNCTION--------------------------------------------------->
function no_drag_drop() { //IE4 && IE5 ONLY, INITIALIZED IN FILE_ONLOAD
    window.event.returnValue = false;
} //function

<!---------FUNCTION------------------------------------------>
function get_query(q_name) {
    allqueries = location.search.substring(1);
    pos = allqueries.indexOf(q_name + "=");
    if (pos > -1) {
        start = pos + q_name.length + 1;
        end = allqueries.indexOf("&",start);
        if (end == -1) end = allqueries.length;
        q_value = allqueries.substring(start,end);
        q_value = unescape(q_value); }
    else { q_value = ""; }
} // function

<!---------FUNCTION--------------------------------------------------->
function file_onload() {

dc = document.configurator;

//PREVENTS DRAGGING AND DROPPING ANY TEXT INTO DISABLED TEXT BOXES
if (IE4 || IE5) document.ondragstart = no_drag_drop;

if (grp != 4) {
//    dc.pins.options.length = 3; // ALL PINS NOW VISIBLE TO ALL
    if (dc.baseplate) dc.baseplate.options.length = 4;
}

//DISABLES TAB KEY FOR IE
if (IE4 || IE5) document.onkeydown = ie_keydown;
function ie_keydown() { if (event.keyCode == 9) event.returnValue=false; }

if (location.pathname.indexOf("00predef-mods.asp") > -1) {

    //locSrch DEFINED IN 00predef-mods.asp, END OF FILE
    if (locSrch == "" || locSrch.indexOf("upc") > -1) dc.Vout.options.length = 1;

    nono = new Array("price","delivery","ptno"); //output_words has onblur
    disable_elements();

    //Vin COMING FROM UPC
    //upc DEFINED IN 00predef-mods.asp, END OF FILE
    if (upc != "") {
        for (i=0; i<dc.Vin.options.length; i++) {
            if (dc.Vin.options[i].text == upc) {
                dc.Vin.selectedIndex = i;
                dc.Vin.onchange();
                if (NS6) eval(dc.Vin.getAttribute('onchange'));
                break;
            } //if
        } //for
    } //if

} //if predef

if (location.pathname.indexOf("semi_mech.asp") > -1) {

    nono = new Array("price","delivery","ptno"); //output_words has onblur
    disable_elements();

    if (pins_code == "5" || pins_code == "6") {
        dc.rohs_compliance[1].checked = true;
        rohs_compliance_onclick();
    }
    for (i=0; i<dc.pins.length; i++) {
        if (pins_code == dc.pins.options[i].value) {
            dc.pins.options[i].selected = true;
        }
    }

    semicustom_page_loaded = true;

} //if semicustom

if (location.pathname.indexOf("00userdef-mods.asp") > -1) {

    if (location.search.indexOf("detail") > -1) {
        if (dc.ptno.value == "") {
            document.but_ptno.src = "/vdac/images/button_ptno.gif"; }
        document.but_chg.src = "/vdac/images/button_blank.gif";
        dc.changes.value = "no"; }
    if (location.search.indexOf("detail") < 0) {
        document.but_chg.src = "/vdac/images/button_feasibility.gif"; }

    //if (grp != 4) dc.productgrade.options.length = 4; // M-GRADE NOW VISIBLE TO ALL
    if (NS4) { if (dc.ptno.type == "hidden") dc.ptno.value = ""; } //NETSCAPE BUG

    dc.page_loaded.value = "yes";

    nono = new Array("vin_ll_min","vin_ll_max","vin_hl_min","vin_hl_max","vout_setpoint_min","vout_setpoint_max","micro_modqty","micro_min","micro_max","mini_modqty","mini_min","mini_max","maxi_modqty","maxi_min","maxi_max","feas","price","delivery","ptno");
    disable_elements();

} //if userdef

}  // function