function PopupMenuList(){this.menus=new Array();this.menuBarOpen=false;this.hiddenSelects=new Array();window.onresize=function(){popupMenuList.closeAllMenus()}
document.onclick=function(e){return popupMenuList.handleClickEvents(e);}
this.register=function(id){for(var i=0;i<this.menus.length;i++){if(this.menus[i]==id){return false;}}
this.menus.push(id);return true;}
this.closeAllMenus=function(){for(var i=0;i<this.menus.length;i++){var popupMenu=document.getElementById(this.menus[i]+"Menu");if(!popupMenu){this.menus.slice(i,1);continue;}
popupMenu.className="hidden";}
this.menuBarOpen=false;}
this.handleClickEvents=function(event){if(!event)event=window.event;var target;if(event.target)target=event.target;else if(event.srcElement)target=event.srcElement;if(target.nodeType==3){target=target.parentNode;}
var id=target.getAttribute("id");if((id==null||!id)&&target.parentNode&&target.parentNode.getAttribute){id=target.parentNode.getAttribute("id");}
this.enable(id);}
this.getOffset=function(element){var offsetLeft=element.offsetLeft;var offsetTop=element.offsetTop;while((element=element.offsetParent)!=null){offsetLeft+=element.offsetLeft;offsetTop+=element.offsetTop;}
return{'left':offsetLeft,'top':offsetTop};}
this.enable=function(id,mouseOver){this.showSelects();this.menuBarOpen=false;for(var i=0;i<this.menus.length;i++){var popupMenu=document.getElementById(this.menus[i]+"Menu");if(!popupMenu){this.menus.slice(i,1);continue;}
if(this.menus[i]==id){if(popupMenu.className!='popupMenu pageMenu'){var parentHeight=popupMenu.parentNode?popupMenu.parentNode.offsetHeight:0;var windowInnerHeight=window.innerHeight?window.innerHeight:(document.documentElement.clientHeight?document.documentElement.clientHeight:document.body.clientHeight);var windowInnerWidth=window.innerWidth?window.innerWidth:(document.documentElement.clientWidth?document.documentElement.clientWidth:document.body.clientWidth);var slidingDirection='down';if(!mouseOver&&!IS_OPERA){popupMenu.style.clip='rect(auto, auto, 0, auto)';}
else{popupMenu.style.clip='rect(auto, auto, auto, auto)';}
popupMenu.className="popupMenu pageMenu";if(IS_IE){popupMenu.style.filter="progid:DXImageTransform.Microsoft.alpha(enabled=1,opacity=90)";popupMenu.style.filter+="progid:DXImageTransform.Microsoft.shadow(direction=135,color=#8e8e8e,strength=3)";}
if(id.indexOf('menuBar')!=-1)this.menuBarOpen=true;popupMenu.style.marginTop='';var scrollBottom=(window.pageYOffset?window.pageYOffset:(document.documentElement.scrollTop?document.documentElement.scrollTop:document.body.scrollTop))+ windowInnerHeight;var offset=this.getOffset(popupMenu);if((offset['top']- popupMenu.offsetHeight- parentHeight)>=0&&(offset['top']+ popupMenu.offsetHeight>=scrollBottom||(IS_IE&&parentHeight>0&&id.indexOf('menuBar')==-1&&offset['top']- popupMenu.offsetHeight>0))){popupMenu.style.marginTop=(-popupMenu.offsetHeight- parentHeight)+'px';slidingDirection='up';if(!mouseOver&&!IS_OPERA){popupMenu.style.clip='rect('+popupMenu.offsetHeight+'px, auto, auto, auto)';}}
this.hideSelects(popupMenu);if(offset['left']+ popupMenu.offsetWidth>=windowInnerWidth){popupMenu.style.right='0';}
if(!mouseOver&&!IS_OPERA){var interval=parseInt(popupMenu.offsetHeight/8);this.slide(this.menus[i]+"Menu",0,interval,slidingDirection);}
continue;}
else if(mouseOver){if(id.indexOf('menuBar')!=-1)this.menuBarOpen=true;continue;}}
popupMenu.className="hidden";}}
this.slide=function(id,size,interval,direction){var popupMenu=document.getElementById(id);if(size>popupMenu.offsetHeight){size=popupMenu.offsetHeight;}
if(direction=='down'){popupMenu.style.clip='rect(auto, auto, '+size+'px, auto)';}
else{popupMenu.style.clip='rect('+(popupMenu.offsetHeight- size)+'px, auto, auto, auto)';}
if(size>=popupMenu.offsetHeight){return;}
size+=interval;setTimeout("popupMenuList.slide('"+id+"', "+size+", "+interval+", '"+direction+"')",10);}
this.overlaps=function(menuPosition,selectPosition){if(selectPosition['left']>menuPosition['right']||selectPosition['right']<menuPosition['left']||selectPosition['top']>menuPosition['bottom']||selectPosition['bottom']<menuPosition['top']){return false;}
return true;}
this.getPositionArray=function(element){var offset=this.getOffset(element);offset['right']=offset['left']+ element.offsetWidth;offset['bottom']=offset['top']+ element.offsetHeight;return offset;}
this.hideSelects=function(popupMenu){if(!IS_IE6){return;}
var selects=document.getElementsByTagName('select');if(selects.length>0){var menuPosition=this.getPositionArray(popupMenu);for(var i=0;i<selects.length;i++){var selectPosition=this.getPositionArray(selects[i]);if(this.overlaps(menuPosition,selectPosition)){selects[i].style.visibility='hidden';this.hiddenSelects.push(selects[i]);}}}}
this.showSelects=function(){if(!IS_IE){return;}
while(this.hiddenSelects.length>0){var select=this.hiddenSelects.shift();if(select){select.style.visibility='visible';}}}}
var popupMenuList=new PopupMenuList();