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/*
* Copyright (C) 2006 Alexander Schier, Michael Peter Christen
*
* This file is part of YaCy.
*
* YaCy is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* YaCy is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with YaCy. If not, see <http://www.gnu.org/licenses/>.
*/
function removeAllChildren(element){
if(element==null){
return;
}
child=element.firstChild;
while(child!=null){
element.removeChild(child);
child=element.firstChild;
}
}
function getValue(element){
if(element == null){
return "";
}else if(element.nodeType == 3){ //Textnode
return element.nodeValue;
}else if(element.firstChild != null && element.firstChild.nodeType == 3){
return element.firstChild.nodeValue;
}
return "";
}
function getFirstChild(element, childname){
if(childname==null){
childname="";
}
if(element == null){
return null;
}
child=element.firstChild;
while(child != null){
if(child.nodeType!=3 && (child.nodeName.toLowerCase()==childname.toLowerCase() || childname=="")){
return child;
}
child=child.nextSibling;
}
return null;
}
function getNextSibling(element, childname){
if(childname==null){
childname="";
}
if(element == null){
return null;
}
child=element.nextSibling;
while(child != null){
if(child.nodeType==1 && (child.nodeName.toLowerCase()==childname.toLowerCase() || childname=="")){
return child;
}
child=child.nextSibling;
}
return null;
}
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