html/include/focus.js

   1 var browserType;
   2
   3 if (document.layers) {browserType = "nn4"}
   4 if (document.all) {browserType = "ie"}
   5 if (window.navigator.userAgent.toLowerCase().match("gecko")) {browserType= "gecko"}
   6
   7 netscape = "";
   8 ver= navigator.appVersion; len = ver.length;
   9
  10 for (iln = 0; iln < len; iln++){
  11   if (ver.charAt(iln) == "("){
  12     break;
  13   }
  14 }
  15 netscape= (ver.charAt(iln+1).toUpperCase() != "C");
  16
  17
  18 function keyPress(DnEvents) {
  19   // determines whether Netscape or Internet Explorer
  20   k = (netscape) ? DnEvents.keyCode : window.event.keyCode;
  21   if (k == 13) { // enter key pressed
  22                 if(typeof(nextfield)!='undefined') {
  23                         if(nextfield == 'login') {
  24           return true; // submit, we finished all fields
  25         } else { // we are not done yet, send focus to next box
  26         eval('document.mainform.' + nextfield + '.focus()');
  27         return false;
  28         }
  29         } else {
  30                         if(netscape) {
  31                                 if(DnEvents.target.type == 'textarea') {
  32                                         return true;
  33                                 } else if (DnEvents.target.type != 'submit') {
  34                                         // TAB
  35                                         var thisfield = document.getElementById(DnEvents.target.id);
  36                                         for (i = 0; i < document.forms[0].elements.length; i++) {
  37                                                 if(document.forms[0].elements[i].id==thisfield.id) {
  38                                                         // Last form element on page?
  39                                                         if(i!=document.forms[0].elements.length-1) {
  40                                                                 document.forms[0].elements[i+1].focus();
  41                                                         }
  42                                                 }
  43                                         }
  44                                         return false;
  45                                 } else {
  46                                         return true;
  47                                 }
  48                         // Check for konqueror
  49                         } else if(document.clientWidth) {
  50                                 // do nothing ATM
  51                         } else {
  52                                 if(window.event.srcElement.type == 'textarea') {
  53                                         return true;
  54                                 } else if (window.event.srcElement.type != 'submit') {
  55                                         // TAB
  56                                         var thisfield = document.getElementById(window.event.srcElement.id);
  57                                         for (i = 0; i < document.forms[0].elements.length; i++) {
  58                                                 if(document.forms[0].elements[i].id==thisfield.id) {
  59                                                         // Last form element on page?
  60                                                         if(i!=document.forms[0].elements.length-1) {
  61                                                                 document.forms[0].elements[i+1].focus();
  62                                                         }
  63                                                 }
  64                                         }
  65                                         return false;
  66                                 } else {
  67                                         return true;
  68                                 }
  69                         }
  70                 }
  71         } else if (k==9) {
  72                 // Tab key pressed
  73                 if(netscape) {
  74                         if(DnEvents.target.type == 'textarea') {
  75                                 document.getElementById(DnEvents.target.id).value+="\t";
  76                                 return false;
  77                         }
  78                 // Check for konqueror
  79                 } else if(document.clientWidth) {
  80                         // do nothing ATM
  81                 } else {
  82                         if(window.event.srcElement.type == 'textarea') {
  83                                 document.getElementById(window.event.srcElement.id).value+="\t";
  84                                 return false;
  85                         }
  86                 }
  87         }
  88 }
  89
  90 function changeState(myField) {
  91         if(document.getElementById(myField) != null){
  92           document.getElementById(myField).disabled=(document.getElementById(myField).disabled)?false:true;
  93         }
  94 }
  95
  96 function setHidden(str) {
  97         type = document.getElementById(str).style.display;
  98         if((type=='')||(type=='block')) {
  99                 document.getElementById(str).style.display='none';
 100         }else{
 101                 document.getElementById(str).style.display='block';
 102         }
 103 }
 104 function changeSelectState(triggerField, myField) {
 105   if (document.getElementById(triggerField).value != 2){
 106           document.getElementById(myField).disabled= true;
 107   } else {
 108           document.getElementById(myField).disabled= false;
 109   }
 110 }
 111
 112 function changeSubselectState(triggerField, myField) {
 113   if (document.getElementById(triggerField).checked == true){
 114           document.getElementById(myField).disabled= false;
 115   } else {
 116           document.getElementById(myField).disabled= true;
 117   }
 118 }
 119
 120 function changeTripleSelectState(firstTriggerField, secondTriggerField, myField) {
 121   if (
 122         document.getElementById(firstTriggerField).checked == true &&
 123         document.getElementById(secondTriggerField).checked == true){
 124           document.getElementById(myField).disabled= false;
 125   } else {
 126           document.getElementById(myField).disabled= true;
 127   }
 128 }
 129
 130 <!-- Second field must be non-checked -->
 131 function changeTripleSelectState_2nd_neg(firstTriggerField, secondTriggerField, myField) {
 132   if (
 133         document.getElementById(firstTriggerField).checked == true &&
 134         document.getElementById(secondTriggerField).checked == false){
 135           document.getElementById(myField).disabled= false;
 136   } else {
 137           document.getElementById(myField).disabled= true;
 138   }
 139 }
 140 // work together to analyze keystrokes
 141 if (netscape){
 142   document.captureEvents(Event.KEYPRESS);
 143         document.onkeypress= keyPress;
 144 } else {
 145         document.onkeydown= keyPress;
 146 }
 147
 148 function hide(element) {
 149   if (browserType == "gecko" )
 150      document.poppedLayer = document.getElementById(element);
 151   else if (browserType == "ie")
 152      document.poppedLayer = document.all[element];
 153   else
 154      document.poppedLayer = document.layers[element];
 155   document.poppedLayer.style.visibility = "hidden";
 156 }
 157
 158 function show(element) {
 159   if (browserType == "gecko" )
 160      document.poppedLayer = document.getElementById(element);
 161   else if (browserType == "ie")
 162      document.poppedLayer = document.all[element];
 163   else
 164      document.poppedLayer = document.layers[element];
 165   document.poppedLayer.style.visibility = "visible";
 166 }
 167
 168 function toggle(element) {
 169   if (browserType == "gecko" )
 170      document.poppedLayer = document.getElementById(element);
 171   else if (browserType == "ie")
 172      document.poppedLayer = document.all[element];
 173   else
 174      document.poppedLayer = document.layers[element];
 175
 176   if (document.poppedLayer.style.visibility == "visible")
 177           hide (element);
 178   else
 179           show (element);
 180
 181 }
 182
 183 function popup(target, name) {
 184         var mypopup=
 185                 window.open(
 186                         target,
 187                         name,
 188                         "width=600,height=700,location=no,toolbar=no,directories=no,menubar=no,status=no,scrollbars=yes"
 189                 );
 190         mypopup.focus();
 191         return false;
 192 }
 193
 194 function js_check(form) {
 195         form.javascript.value = 'true';
 196 }
 197
 198 window.onload = register;
 199 window.onresize = register;
 200
 201 function register(e) {
 202         if (!e) e=window.event;
 203         var px_height= window.innerHeight-220;
 204         if(px_height >= 480) {
 205                 document.getElementById("d_scrollbody").style.height=px_height+"px";
 206         }
 207         return true;
 208 }
 209 // vim:ts=2:syntax