var Dom=YAHOO.util.Dom;var Event=YAHOO.util.Event;var tt_view_w;var tt_view_h;var screenPos;function ttResetSize(e){tt_view_w=Dom.getViewportWidth();tt_view_h=Dom.getViewportHeight()}function ttResetScroll(e){screenPos={x:Dom.getDocumentScrollLeft(),y:Dom.getDocumentScrollTop()}}var yh_tt;var tt_inner=document.createElement("div");tt_inner.id="tt_inner";var tt_div=document.createElement("div");tt_div.id="yh_tt";tt_div.className="tooltip-open";tt_div.appendChild(tt_inner);function init_tt(){document.body.appendChild(tt_div);yh_tt=new YAHOO.widget.Overlay("yh_tt",{visible:false});yh_tt.setBody(tt_div);yh_tt.render(document.body);tt_div.style.display="";Event.addListener(window,"resize",ttResetSize);Event.addListener(window,"scroll",ttResetScroll);ttResetSize();ttResetScroll()}Event.onDOMReady(init_tt);function _moveNodes(dst,src){var c;while((c=dst.firstChild)){dst.removeChild(c)}while((c=src.firstChild)){dst.appendChild(src.removeChild(c))}}var tt_curElem;var tt_size={w:200,h:200};function showTip(e,elem){var reposition=tt_curElem!=elem;if(tt_curElem!=elem){if(!elem.tt_div){return}if(tt_curElem){_moveNodes(Dom.get(tt_curElem.tt_div),tt_inner)}tt_div.innerHTML="";tt_curElem=elem;_moveNodes(tt_inner,Dom.get(elem.tt_div));tt_div.appendChild(tt_inner)}yh_tt.show();var r=Dom.getRegion("yh_tt");tt_size={w:r.right-r.left,h:r.bottom-r.top};var p=Event.getXY(e);var newPos=[p[0]+15,p[1]+15];var bs=screenPos.y+tt_view_h;var swap=0;if(newPos[1]+tt_size.h>bs){swap++;newPos[1]-=tt_size.h+newPos[1]-bs}var ls=screenPos.x+tt_view_w;if(newPos[0]+tt_size.w>ls){swap++;newPos[0]-=tt_size.w+newPos[0]-ls}if(swap>1){newPos=[p[0]-15-tt_size.w,p[1]-15-tt_size.h]}yh_tt.cfg.setProperty("xy",newPos)}function hideTip(e){yh_tt.hide()}function createTip(elem,divid){if(arguments.length<3){arguments[2]=true}if(!yh_tt||!elem||elem.tt_div){return}elem.tt_div=divid;elem.tt_noheader=!arguments[2];Event.addListener(elem,"mouseover",showTip,elem);Event.addListener(elem,"mouseout",hideTip);Event.addListener(elem,"mousemove",showTip,elem)};