/***********************************************************
// Funktion: showHide(inElement, inState)
// Visar/gömmer givet element. Styrs av inState som har
// får värdet enable eller disable.
/***********************************************************/
function showHide(inElement, inState) {
	var el = document.getElementById(inElement);

	if (inState=='enable') {
		el.style.display = '';
	}
	else {
		el.style.display = 'none';
	}
}

/**
 * Highlight active input field when having focus
 */
function highlightActiveInput(inElement)
{
   currActiveClass = inElement.className;
   inElement.style.border = "1px solid #ccc";
   inElement.style.background = "#f3f3f3";

   oldValue = inElement.value;
}

/**
 * Blur active input field when focus is lost
 */
function blurActiveInput(inElement)
{
   inElement.removeAttribute('style');
   inElement.className = currActiveClass;

   if(inElement.className == "timeInput")
   {
      if(inElement.value == "")
      {
         inElement.value = oldValue;
      }
   }

   if(inElement.value != "")
     inElement.style.backgroundImage = "none";
}

/**
 * Scroll to active div anchor
 */
function anchorTo( source, contentID, boxID )
{
   var header = source;
   var content = document.getElementById( contentID );
   var box = document.getElementById( boxID );

   // Get internal top coordinate for header
   var headerTop = header.offsetTop - box.offsetTop;

   // Set header height (cannot fetch this dynamically)
   var headerHeight = 28;

   // If content is larger than box, align top to top
   if ( ( headerHeight + content.clientHeight ) > box.clientHeight )
      box.scrollTop = headerTop;
   else // align bottom to bottom
      box.scrollTop = ( headerTop + headerHeight + content.clientHeight ) - box.clientHeight;

   //////////////////////////////////
   ///// FIX EXPLORER SUPPORT!! /////
   //////////////////////////////////
}

/**
 * Key event handling
 */
function adKeyDown(e, inElement)
{
   var evt=(e)?e:(window.event)?window.event:null;

   if(evt)
   {
      var key=(evt.charCode)?evt.charCode: ((evt.keyCode)?evt.keyCode:((evt.which)?evt.which:0));

      switch (key)
      {
         case 27: //Escape
            inElement.value = oldValue;
            inElement.blur();
            checkChars();
            break

         case 13: //Enter
            if (inElement.nodeName =="INPUT")
            {
              inElement.blur();
            }
            if (inElement.nodeName =="TEXTAREA")
            {
              inElement.focus();
            }
            break

         case 9: //Tab
            break

         default:
            break
      }
   }
}