var mmOpenContainer = null;
var mmOpenMenus = null;
var mmHideMenuTimer = null;

function MM_menuStartTimeout(hideTimeout) {
	mmHideMenuTimer = setTimeout("MM_menuHideMenus()", hideTimeout);	
}

function MM_menuHideMenus() {
	MM_menuResetTimeout();
	if(mmOpenContainer) {
		var c = document.getElementById(mmOpenContainer);
		c.style.visibility = "inherit";
		mmOpenContainer = null;
	}
	if( mmOpenMenus ) {
		for(var i in mmOpenMenus) {
			var m = document.getElementById(mmOpenMenus[i]);
			m.style.visibility = "hidden";			
		}
		mmOpenMenus = null;
	}
}

function MM_menuHideSubmenus(menuName) {
	if( mmOpenMenus ) {
		var h = false;
		var c = 0;
		for(var i in mmOpenMenus) {
			if( h ) {
				var m = document.getElementById(mmOpenMenus[i]);
				m.style.visibility = "hidden";
			} else if( mmOpenMenus[i] == menuName ) {
				h = true;
			} else {
				c++;
			}
		}
		mmOpenMenus.length = c+1;
	}
}

function MM_menuOverMenuItem(menuName, subMenuSuffix) {
	MM_menuResetTimeout();
	MM_menuHideSubmenus(menuName);
	if( subMenuSuffix ) {
		var subMenuName = "" + menuName + "_" + subMenuSuffix;
		MM_menuShowSubMenu(subMenuName);
	}
}

function MM_menuShowSubMenu(subMenuName) {
	MM_menuResetTimeout();
	var e = document.getElementById(subMenuName);
	e.style.visibility = "inherit";
	if( !mmOpenMenus ) {
		mmOpenMenus = new Array;
	}
	mmOpenMenus[mmOpenMenus.length] = "" + subMenuName;
}

function MM_menuResetTimeout() {
	if (mmHideMenuTimer) clearTimeout(mmHideMenuTimer);
	mmHideMenuTimer = null;
}

function MM_menuShowMenu(containName, menuName, xOffset, yOffset, triggerName) {
	MM_menuHideMenus();
	MM_menuResetTimeout();
	MM_menuShowMenuContainer(containName, xOffset, yOffset, triggerName);
	MM_menuShowSubMenu(menuName);
}

function MM_menuShowMenuContainer(containName, x, y, triggerName) {	
	var c = document.getElementById(containName);
	var s = c.style;
	s.visibility = "inherit";
	
	mmOpenContainer = "" + containName;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}
function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}
// AJAX Test

  var smooth_timer;
   // curH = Current Height
   // targetH = Target Height
// stepH = Increment of height.
function smoothHeight(id, curH, targetH, stepH, mode) {
  diff = targetH - curH;
  if (mode != "o")
  {
     ((document.getElementById) ? document.getElementById(mode) : _eval("document.all['" + mode + "']")).style.display="none";
  }
  if (diff > -1)
  {
    newH = (diff > 0) ? curH + stepH : curH - stepH;
    ((document.getElementById) ? document.getElementById(id) : _eval("document.all['" + id + "']")).style.height = newH + "px";
    if (smooth_timer) window.clearTimeout(smooth_timer);
    smooth_timer = window.setTimeout( "smoothHeight('" + id + "'," + newH + "," + targetH + "," + stepH + ",'" + mode + "')", 20 );
  }
}
// Ht = Height of box.
function rollTR(i,Ht) {
  var trObj = (document.getElementById) ? document.getElementById('trnum' + i) : _eval("document.all['trnum" + i + "']");
  var showImage = (document.getElementById) ? document.getElementById('show' + i) : _eval("document.all['show" + i + "']");
  var clImage = (document.getElementById) ? document.getElementById('cl' + i) : _eval("document.all['cl" + i + "']");
  if (trObj != null) {
    if (trObj.style.display=="none") {
      trObj.style.display="";
      showImage.style.display="none";
      clImage.style.display="";
      smoothHeight('trnum' + i, 0, Ht, 42, 'o');
    }else{
      showImage.style.display="";
      clImage.style.display="none";
      smoothHeight('trnum' + i, Ht, 0, 42, 'trnum' + i);
    }
  }
}