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elementSwapper.js
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elementSwapper.js
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function ElementSwapper ( satformname ) {
this.ElementSets = new Array();
this.addSwapElement = addSwapElement;
this.addSwapSet = addSwapSet;
this.swapSetOn = swapSetOn;
this.swapSetOff = swapSetOff;
this.getSwapSet = getSwapSet;
this.ActivateSwap = ActivateSwap;
this.swapForm = document.forms[ satformname ];
this.visibleStyle = "table-row";
this.hideStyle = 'none';
}
function addSwapElement ( name, setname ) {
updateset = this.getSwapSet ( setname );
if (updateset && this.swapForm.elements[ name ]) {
updateset[ updateset.length ] = this.swapForm.elements[ name ];
}
}
function getSwapSet ( setname ) {
for (i=0; i<this.ElementSets.length; i++ ) {
if (this.ElementSets[i].name == setname) {
return this.ElementSets[i];
}
}
return false;
}
function addSwapSet ( setname ) {
newset = this.ElementSets[ this.ElementSets.length ] = Array();
newset.name = setname;
}
function swapSetOn ( givenSet ) {
if (!givenSet.length) return false;
for (i=0; i<givenSet.length; i++) {
givenSet[i].parentNode.parentNode.style.display = this.visibleStyle;
}
}
function swapSetOff ( givenSet ) {
if (!givenSet.length) return false;
for (i=0; i<givenSet.length; i++) {
givenSet[i].parentNode.parentNode.style.display = this.hideStyle;
}
}
function ActivateSwap ( swapper, setname ) {
for (n=0; n<swapper.ElementSets.length; n++) {
swapper.swapSetOff (swapper.ElementSets[n]);
}
if ( setname ) {
swapper.swapSetOn ( swapper.getSwapSet( setname ) );
}
}