/* Forudsætter prædefineret mapholder, buttonbar og activetool
   HTML-struktur:
				<div class="clTBholder" id="tbHolder" runat="server" >
					<div class="clToolBar" id="buttonBar" >
						<img src="Images/Toolbar/i_zoom_in.gif" title="Zoom ind" alt="Zoom ind" onclick="act('zoomin');" />
						<img src="Images/Toolbar/i_zoom_ud.gif" title="Zoom ud" alt="Zoom ud" onclick="act('zoomout');" />
						<img src="Images/Toolbar/i_pan.gif" title="Panorer" alt="Panorer" onclick="act('pan');" />
						<img src="Images/Toolbar/i_helhed.gif" title="Hele kortet" alt="Hele kortet" onclick="act('fullext');" />
					</div>
				</div>

/Kristian Thy, Atkins -- 20070815
*/


function act(action)
{
   var objDivMap  = document.getElementById(mapholder);
   var objBtnBar  = document.getElementById(buttonbar);
   var objActTool = document.getElementById(activetool);
   var imgs = objBtnBar.getElementsByTagName('img');
   switch(action)
   {
   case 'zoomin':
      imgs[0].src = 'Images/Toolbar/i_zoom_in2.gif';
      imgs[1].src = 'Images/Toolbar/i_zoom_ud.gif';
      imgs[2].src = 'Images/Toolbar/i_pan.gif';
      objDivMap.style.cursor="url('Images/ZoomIn.cur'), crosshair";
      objActTool.value = action;
      break;
   case 'zoomout':
      imgs[0].src = 'Images/Toolbar/i_zoom_in.gif';
      imgs[1].src = 'Images/Toolbar/i_zoom_ud2.gif';
      imgs[2].src = 'Images/Toolbar/i_pan.gif';
      objDivMap.style.cursor="url('Images/ZoomOut.cur'), crosshair";
      objActTool.value = action;
      break;
   case 'pan':
      imgs[0].src = 'Images/Toolbar/i_zoom_in.gif';
      imgs[1].src = 'Images/Toolbar/i_zoom_ud.gif';
      imgs[2].src = 'Images/Toolbar/i_pan2.gif';
      objDivMap.style.cursor='move';
      objActTool.value = action;
      break;
   case 'fullext':
      imgs[0].src = 'Images/Toolbar/i_zoom_in2.gif';
      imgs[1].src = 'Images/Toolbar/i_zoom_ud.gif';
      imgs[2].src = 'Images/Toolbar/i_pan.gif';
      objDivMap.style.cursor="url('Images/ZoomIn.cur'), crosshair";
      objActTool.value = 'zoomin';
      getFullExtent();
      __doPostBack();
      break;
   }
}