https://www.rhodopihome.com/newjs/common.js

1function getRefToDiv(divID,oDoc) {
2  if( document.getElementById ) {
3    return document.getElementById(divID); }
4  if( document.all ) {
5    return document.all[divID]; }
6  if( !oDoc ) { oDoc = document; }
7  if( document.layers ) {
8    if( oDoc.layers[divID] ) { return oDoc.layers[divID]; } else {
9      //repeatedly run through all child layers
10      for( var x = 0, y; !y && x < oDoc.layers.length; x++ ) {
11        //on success, return that layer, else return nothing
12        y = getRefToDiv(divID,oDoc.layers[x].document); }
13    return y; } }
14  return false;
15}
16
17function changeDisplay( elementId, setTo ) {
18   var theElement;
19	 theElement = getRefToDiv(elementId);
20  if( !theElement ) {
21    /* The page has not loaded, or the browser claims to
22    support document.getElementById or document.all but
23    cannot actually use either */
24    return;
25  }
26  //Reference the style ...
27  if( theElement.style ) { theElement = theElement.style; }
28  if( typeof( theElement.display ) == 'undefined' ) {
29    //The browser does not allow us to change the display style
30    //Alert something sensible (not what I have here ...)
31    //window.alert( 'Your browser does not support this' );
32    return;
33  }
34  //Change the display style
35  theElement.display = setTo;
36}
37
38function hideElement( elementId , dontHideSelects) {
39  if (!dontHideSelects) dontHideSelects=0;
40  changeDisplay( elementId, 'none' );
41	if (dontHideSelects!=1) showSelects();
42	return;
43}
44
45function showElement( elementId , dontHideSelects) {
46  if (!dontHideSelects) dontHideSelects=0;
47  changeDisplay( elementId, 'block' );
48	if (dontHideSelects!=1) hideSelects();
49	return;
50}
51
52function showElement2( elementId ) {
53  changeDisplay( elementId, 'inline' );
54	return;
55}
56
57function showTableSingleRow( elementId , dontHideSelects) {
58  if (!dontHideSelects) dontHideSelects=0;
59  changeDisplay( elementId, 'table-row' );
60	if (dontHideSelects!=1) hideSelects();
61	return;
62}
63
64function showTableRow( elementId , dontHideSelects) {
65  if (!dontHideSelects) dontHideSelects=0;
66  changeDisplay( elementId, 'table-row-group' );
67	if (dontHideSelects!=1) hideSelects();
68	return;
69}
70
71function changeEnabled( elementId, setTo ) {
72   var theElement;
73	 theElement = getRefToDiv(elementId);
74  if( !theElement ) {
75    return;
76  }
77  //if( theElement.style ) { theElement = theElement.style; }
78  if( typeof( theElement.disabled ) == 'undefined' ) {
79    return;
80  }
81  theElement.disabled = setTo;
82	//document.form1.description.value = theElement.disabled;
83}
84
85function enableElement( elementId ) {
86  changeEnabled( elementId, false );
87	return;
88}
89
90function disableElement( elementId ) {
91  changeEnabled( elementId, true );
92	return;
93}
94
95function changeVisibility( elementId, setTo ) {
96   var theElement;
97	 theElement = getRefToDiv(elementId);
98  if( !theElement ) {
99    return;
100  }
101  if( theElement.style ) { theElement = theElement.style; }
102  if( typeof( theElement.visibility ) == 'undefined' ) {
103    return;
104  }
105  theElement.visibility = setTo;
106}
107
108function visualizeElement( elementId ) {
109  changeVisibility( elementId, 'visible' );
110	return;
111}
112
113function devisualizeElement( elementId ) {
114  changeVisibility( elementId, 'hidden' );
115	return;
116}
117
118// hide all selects 
119function hideSelects(){
120 selects = document.getElementsByTagName("select");
121 for(i=0;i<selects.length;i++){
122  selects[i].style.visibility="hidden";
123 }
124}
125
126// show all selects 
127function showSelects(){
128 selects = document.getElementsByTagName("select");
129 for(i=0;i<selects.length;i++){
130  selects[i].style.visibility="visible";
131 }
132}
133
134function redirect(pageURL){
135 window.location = pageURL;
136}
137
138function changeDisplaySelect( elementId, flag ) {
139  if (flag==1) showElement( elementId , 1);
140	else if (flag==0) hideElement( elementId , 1);
141	return;
142}
143
144function changeDisplayStraight( elementId, flag ) {
145  if (flag!=0) showElement( elementId , 1);
146	else hideElement( elementId , 1);
147	return;
148}
149
150function changeDisplayReverse( elementId, flag ) {
151  if (flag==0) showElement( elementId , 1);
152	else hideElement( elementId , 1);
153	return;
154}
155
156function changeDisplayValue( elementId, flag, value ) {
157  if (flag==value) showElement( elementId , 1);
158	else hideElement( elementId , 1);
159	return;
160}
161

162function changeDisplayValueReverse( elementId, flag, value ) {
163  if (flag!=value) showElement( elementId , 1);
164	else hideElement( elementId , 1);
165	return;
166}
167
168function changeDisplayThreshold( elementId, flag, threshold ) {
169  if (!threshold) threshold=1;
170  if (flag>=threshold) showElement( elementId , 1);
171	else hideElement( elementId , 1);
172	return;
173}
174
175function changeDisplayThresholdReverse( elementId, flag, threshold ) {
176  //if (!threshold) threshold=1;
177  if (flag>=threshold) hideElement( elementId , 1);
178	else if (flag>0) showElement( elementId , 1);
179	return;
180}
181
182function LinkedSelect(from,to,optionArray) {
183       var fromCode = from.options[from.selectedIndex].value;
184       to.options.length = 0;
185       for (i = 0; i < optionArray.length; i++) {
186         if (optionArray[i][0] == fromCode) {
187           to.options[to.options.length] = 
188                new Option(optionArray[i][1], optionArray[i][2], optionArray[i][3], optionArray[i][3]);
189         }
190       } 
191}
192
193function refreshForm(command) {
194document.form1.c.value = command;
195document.form1.submit();
196}
197
198
199function prepareFormData (formelems) {
200  var formattedRequestData = "";
201	var sep = "";
202  for (var i = 0; i < formelems.length; i++)
203	    if( getRefToDiv(formelems[i]) ) {
204	    if( typeof( getRefToDiv(formelems[i]).options ) == 'undefined' ) {
205      if( typeof( getRefToDiv(formelems[i]).checked ) != 'undefined' && typeof( getRefToDiv(formelems[i]).type ) != 'undefined' && getRefToDiv(formelems[i]).type == 'checkbox' ) {
206			formattedRequestData =
207      formattedRequestData + sep + formelems[i] + '=' + encodeURIComponent(stringToBoolean(getRefToDiv(formelems[i]).checked));
208			} else { 
209			formattedRequestData =
210      formattedRequestData + sep + formelems[i] + '=' + encodeURIComponent(getRefToDiv(formelems[i]).value);
211			}
212			} else 
213			formattedRequestData =
214      formattedRequestData + sep + formelems[i] + '=' + encodeURIComponent(getRefToDiv(formelems[i]).options[getRefToDiv(formelems[i]).selectedIndex].value);
215			sep = "&";
216  }
217	return formattedRequestData;
218}
219
220function prepareData (elems, values) {
221  var formattedRequestData = "";
222	var sep = "";
223  for (var i = 0; i < elems.length; i++) {
224      formattedRequestData =
225      formattedRequestData + sep + elems[i] + '=' + encodeURIComponent(values[i]);
226			sep = "&";
227  }
228	return formattedRequestData;
229}
230
231function setImgTarget (value) {
232 
233}
234
235function stringToBoolean(string){
236        //to avoid interprtation of javascript "false" as php true 
237				if (typeof(string) != 'undefined' && typeof(string) == 'boolean') {
238				   if (string) return 1;
239					 else return 0;
240				}
241				if (typeof(string) != 'undefined' && typeof(string) == 'string') {
242				switch(string.toLowerCase()){
243                case "true": case "yes": case "1": return 1;
244                case "false": case "no": case "0": case null: return 0;
245                default: return Boolean(string);
246        }
247				}
248				return 0;
249}
250