//Region Global Variables
var skm_SelectedMenuStyleInfos=new Object();
var skm_UnselectedMenuStyleInfos=new Object();
var skm_MenuFadeDelays=new Object();
var skm_clockValue=0;
var skm_ticker;
var skm_highlightTopMenus=new Object();
var skm_images=new Array();
var skm_OpenMenuItems = new Array();
//EndRegion
//Region Methods to hook up a menu to the global variables
function skm_registerMenu(menuID, selectedStyleInfo, unselectedStyleInfo, menuFadeDelay, highlightTopMenu)
{
 skm_SelectedMenuStyleInfos[menuID]=selectedStyleInfo;
 skm_UnselectedMenuStyleInfos[menuID]=unselectedStyleInfo;
 skm_MenuFadeDelays[menuID]=menuFadeDelay;
 skm_highlightTopMenus[menuID]=highlightTopMenu;
}
//Region The methods and contructor of the skm_styleInfo object.
function skm_applyStyleInfoToElement(element)
{
 element.style.backgroundColor=this.backgroundColor;
 element.style.borderColor=this.borderColor;
 element.style.borderStyle=this.borderStyle;
 element.style.borderWidth=this.borderWidth;
 element.style.color=this.color;
 if (this.fontFamily!='')
 element.style.fontFamily=this.fontFamily;
 element.style.fontSize=this.fontSize;
 element.style.fontStyle=this.fontStyle;
 element.style.fontWeight=this.fontWeight;
 if (this.className!='')
 element.style.className=this.className;
}
function skm_styleInfo(backgroundColor,borderColor,borderStyle,borderWidth,color,fontFamily,fontSize,fontStyle,fontWeight,className)
{
 this.backgroundColor=backgroundColor;
 this.borderColor=borderColor;
 this.borderStyle=borderStyle;
 this.borderWidth=borderWidth;
 this.color=color;
 this.fontFamily=fontFamily;
 this.fontSize=fontSize;
 this.fontStyle=fontStyle;
 this.fontWeight=fontWeight;
 this.className=className;
 this.applyToElement=skm_applyStyleInfoToElement;
}
//Region MouseEventHandlers
function skm_mousedOverMenu(menuID,elem,parent,displayedVertically,imageSource)
{
 skm_stopTick();
 skm_closeSubMenus(elem);
 var childID=elem.id+"-subMenu"; // Display child menu if needed
 if (document.getElementById(childID)!=null){ // make the child menu visible and specify that its position is specified in absolute coordinates
 document.getElementById(childID).style.display='block';
 document.getElementById(childID).style.position='absolute';
 skm_OpenMenuItems = skm_OpenMenuItems.concat(childID);
 if (displayedVertically){ // Set the child menu's left and top attributes according to the menu's offsets
 document.getElementById(childID).style.left=skm_getAscendingLefts(parent)+parent.offsetWidth;
 document.getElementById(childID).style.top=skm_getAscendingTops(elem);
 var visibleWidth=parseInt(window.outerWidth?window.outerWidth-9:document.body.clientWidth,10);
 if ((parseInt(document.getElementById(childID).offsetLeft,10)+parseInt(document.getElementById(childID).offsetWidth,10))>visibleWidth) {
 document.getElementById(childID).style.left=visibleWidth-parseInt(document.getElementById(childID).offsetWidth,10);
 }
 }else{ // Set the child menu's left and top attributes according to the menu's offsets
 document.getElementById(childID).style.left=skm_getAscendingLefts(elem);
 document.getElementById(childID).style.top=skm_getAscendingTops(parent)+parent.offsetHeight;
 if (document.getElementById(childID).offsetWidth<elem.offsetWidth)
 document.getElementById(childID).style.width=elem.offsetWidth;
 }
 }
 if (skm_SelectedMenuStyleInfos[menuID] != null) skm_SelectedMenuStyleInfos[menuID].applyToElement(elem);
 if (skm_highlightTopMenus[menuID]){
 var eId=elem.id+'';
 while (eId.indexOf('-subMenu')>=0){
 eId=eId.substring(0, eId.lastIndexOf('-subMenu'));
 skm_SelectedMenuStyleInfos[menuID].applyToElement(document.getElementById(eId));
 }
 }
 if (imageSource!=''){
 setimage(elem,imageSource)
 }
}
function skm_mousedOverClickToOpen(menuID,elem,parent,imageSource)
{
 skm_stopTick();
 if (skm_SelectedMenuStyleInfos[menuID] != null) skm_SelectedMenuStyleInfos[menuID].applyToElement(elem);
 if (skm_highlightTopMenus[menuID]){
 var eId=elem.id+'';
 while (eId.indexOf('-subMenu')>=0){
 eId=eId.substring(0, eId.lastIndexOf('-subMenu'));
 skm_SelectedMenuStyleInfos[menuID].applyToElement(document.getElementById(eId));
 }
 }
 if (imageSource!=''){
 setimage(elem,imageSource)
 }
}
function skm_mousedOverSpacer(menuID,elem,parent)
{
 skm_stopTick();
}
function skm_mousedOutMenu(menuID,elem,imageSource)
{
 skm_doTick(menuID);
 if (skm_UnselectedMenuStyleInfos[menuID] != null) skm_UnselectedMenuStyleInfos[menuID].applyToElement(elem);
 if (skm_highlightTopMenus[menuID]){
 var eId=elem.id+'';
 while (eId.indexOf('-subMenu')>=0){
 eId=eId.substring(0, eId.lastIndexOf('-subMenu'));
 skm_UnselectedMenuStyleInfos[menuID].applyToElement(document.getElementById(eId));
 }
 }
 if (imageSource!=''){
 setimage(elem,imageSource)
 }
}
function skm_mousedOutSpacer(menuID, elem)
{
 skm_doTick(menuID);
}
//Region Utility Functions
function skm_closeSubMenus(parent)
{
 if (skm_OpenMenuItems == "undefined") return;
 for (var i=skm_OpenMenuItems.length-1; i>-1;i--) {
 if (parent.id.indexOf(skm_OpenMenuItems[i]) != 0) {
 document.getElementById(skm_OpenMenuItems[i]).style.display = 'none';
 skm_shimSetVisibility(false, skm_OpenMenuItems[i]);
 skm_OpenMenuItems = new Array().concat(skm_OpenMenuItems.slice(0,i), skm_OpenMenuItems.slice(i+1));
 }
 }
}
function skm_shimSetVisibility(makevisible, tableid)
{
 var tblRef=document.getElementById(tableid);
 var IfrRef=document.getElementById('shim'+tableid);
 if (tblRef!=null && IfrRef!=null){
 if(makevisible){
 IfrRef.style.width=tblRef.offsetWidth;
 IfrRef.style.height=tblRef.offsetHeight;
 IfrRef.style.top=tblRef.style.top;
 IfrRef.style.left=tblRef.style.left;
 IfrRef.style.zIndex=tblRef.style.zIndex-1;
 IfrRef.style.display="block";
 }else{
 IfrRef.style.display="none";
 }
 }
}
function skm_IsSubMenu(id)
{
 if (skm_subMenuIDs == "undefined") return false;
 for (var i=0;i<skm_subMenuIDs.length;i++)
 if (id==skm_subMenuIDs[i]) return true;
 return false;
}
function skm_getAscendingLefts(elem)
{
 if (elem==null)
 return 0;
 else
 {
 if ((elem.style.position=='absolute' || elem.style.position=='relative') && !skm_IsSubMenu(elem.id)) return 0;
 return elem.offsetLeft+skm_getAscendingLefts(elem.offsetParent);
 }
}
function skm_getAscendingTops(elem)
{
 if (elem==null)
 return 0;
 else {
 if ((elem.style.position=='absolute' || elem.style.position=='relative') && !skm_IsSubMenu(elem.id)) return 0;
 return elem.offsetTop+skm_getAscendingTops(elem.offsetParent);
 }
}
//Region Fade Functions
function skm_doTick(menuID)
{
 if (skm_clockValue>=skm_MenuFadeDelays[menuID]){
 skm_stopTick();
 skm_closeSubMenus(document.getElementById(menuID));
 } else {
 skm_clockValue++;
 skm_ticker=setTimeout("skm_doTick('"+menuID+"');", 500);
 }
}
function skm_stopTick()
{
 skm_clockValue=0;
 clearTimeout(skm_ticker);
}
function preloadimages()
{
 for (i=0;i<preloadimages.arguments.length;i++){
 skm_images[i]=new Image();
 skm_images[i].src=preloadimages.arguments[i];
 }
}
function setimage(elem,imageSource)
{
 var i=elem.getElementsByTagName("img")[0];
 i.src=imageSource;
}