var topicInitScriptAvailable=true;var HMToggles=new Array();var HMGallery=new Array();var HMTogglesAllExpanded=false;function hmmin(v1,v2){if(v1<v2)return v1;return v2}
function hmmax(v1,v2){if(v1>v2)return v1;return v2}
var HMSyncTOC=function(indexPageUrl,selfUrl){if(location.search.lastIndexOf("toc=0")<=0){if(parent.hmNavigationFrame){parent.lazysync(selfUrl);}
else if((hmForceRedirect)&&(parent.location)&&(parent.location.href)){parent.location.href=indexPageUrl+'?'+selfUrl;}}}
var HMToggleExpandAll=function(value){if(HMToggles.length!=null){for(i=0;i<HMToggles.length;i++){HMToggleExpand(HMToggles[i],value,(value&&hmAnimate));}}
HMTogglesAllExpanded=value;}
var HMToggle=function(){var op=HMToggle.arguments[0];for(i=1;i<HMToggle.arguments.length;i++){var objID=HMToggle.arguments[i];var obj=document.getElementById(objID);switch(op){case"toggle":var state=obj.getAttribute("hm.state");if(state==null){state="0"};HMToggleExpand(obj,(state!="1"),hmAnimate);break;case"expand":HMToggleExpand(obj,true,false);break;case"collapse":HMToggleExpand(obj,false,false);break;}}}
var HMToggleExpand=function(obj,value,animate){tagName=obj.nodeName.toLowerCase();switch(tagName){case"span":HMToggleExpandText(obj,value,animate);break;case"div":HMToggleExpandDropdown(obj,value,animate);break;case"img":HMToggleExpandPicture(obj,value,animate);break;}
obj.setAttribute("hm.state",value?"1":"0");}
var HMToggleExpandText=function(obj,value,animate){obj.style.display=(value?"inline":"none");}
var HMToggleExpandDropdown=function(obj,value,animate){if(animate){if(value){$(obj).slideDown('fast');}
else{$(obj).animate({height:'toggle'},'fast',function(){if($.browser.msie){var dummy=$(obj).prev();if($(dummy).outerHeight!=0)dummy=$('<div style="height:1px"></div>').insertBefore(obj);else $(dummy).css('display','block');$(dummy).css('display','none');}});}}
else{obj.style.display=(value?"block":"none");}}
var HMToggleExpandPicture=function(obj,value,animate){var newSrc=(value?obj.getAttribute("hm.src1"):obj.getAttribute("hm.src0"));var isToggleIcon=(obj.getAttribute("hm.type")=="dropdown");if((!isToggleIcon)&&(animate)){$(obj).stop();var newImg=new Image();newImg.src=newSrc;var newWidth=newImg.width;var newHeight=newImg.height;var oldWidth=obj.width;var oldHeight=obj.height;if((newWidth>0)&&(newHeight>0)){if((newWidth==oldWidth)&&(newHeight==oldHeight)){obj.src=newSrc;}
else{$(obj).animate({width:newWidth,height:newHeight},'fast',function(){obj.src=newSrc;});}}}
else{obj.src=newSrc;}
var newTitle=(value?obj.getAttribute("hm.title1"):obj.getAttribute("hm.title0"));if(newTitle!=null){obj.title=newTitle;}
var newCaption=(value?obj.getAttribute("hm.caption1"):obj.getAttribute("hm.caption0"));if(newCaption!=null){obj.parentNode.parentNode.parentNode.nextSibling.firstChild.firstChild.innerHTML=newCaption;}}
var HMShowPictureLightbox=function(objID){var obj=document.getElementById(objID);var startL=$(obj).offset().left;var startT=$(obj).offset().top;var startW=$(obj).outerWidth();var startH=$(obj).outerHeight();var newSrc=obj.getAttribute("hm.src1");var newTitle=obj.getAttribute("hm.title1");var newCaption=obj.getAttribute("hm.caption1");var htmlCode='<img id="hmlightboximage" src="'+ newSrc+'" alt="'+ newTitle+'"/>';var imgPreloader=new Image();imgPreloader.onload=function(){HMShowLightbox(htmlCode,startL,startT,startW,startH,imgPreloader.width,imgPreloader.height,newCaption,true,false);};imgPreloader.src=newSrc;}
var HMShowVideoLightbox=function(event,obj,htmlcode,vWidth,vHeight){var startL=$(obj).offset().left;var startT=$(obj).offset().top;var startW=$(obj).outerWidth();var startH=$(obj).outerHeight();if(event.stopPropagation){event.stopPropagation();}else{event.cancelBubble=true;}
HMShowLightbox(htmlcode,startL,startT,startW,startH,vWidth,vHeight,'',false,true);}
var HMShowLightbox=function(htmlCode,startL,startT,startW,startH,endW,endH,newCaption,doAnimate,isVideo){var parentScope=((parent.hmNavigationFrame)&&(parent.document.getElementById('hmnavigation'))&&(parent.document.getElementById('hmnavigation').nodeName.toLowerCase()=='iframe'));var lightboxWindow=$(window);var lightboxDocument=$(document);var lightboxBody=$('body');var lighboxScrollLayer=null;if(parentScope){lightboxBody=parent.$('body');lightboxDocument=parent.$(document);lightboxWindow=parent.window;}
$(lightboxBody).append('<div id="hmlightboxbackground" style="z-index:99997;border:none;padding:0;margin:0;position:absolute;left:0;top:0;background-color:#7F7F7F"></div>');var lightboxBackground=parentScope?parent.$('#hmlightboxbackground'):$('#hmlightboxbackground');lightboxBackground.css('opacity','0.5');if(parentScope){$(lightboxBody).append('<div id="hmlightboxscrolllayer" style="z-index:99998;border:none;padding:0;margin:0;position:absolute;left:0;top:0;background:none;overflow:auto"></div>');lighboxScrollLayer=parent.$('#hmlightboxscrolllayer');lightboxBody=lighboxScrollLayer;}
$(lightboxBody).append('<div id="hmlightbox" style="z-index:99999;position:absolute;display:none"></div>');var lightbox=parentScope?parent.$('#hmlightbox'):$('#hmlightbox');var lightboxObject=$(htmlCode).appendTo(lightbox);var lightboxCaption=null;if(newCaption!=null){$(lightbox).append('<p id="hmlightboxcaption">'+newCaption+'</p>');lightboxCaption=parentScope?parent.$('#hmlightboxcaption'):$('#hmlightboxcaption');}
var lightboxSpeed=300;var sizeStart;lightboxObject.css({'width':endW+'px','height':endH+'px'});if(lightboxCaption!=null)lightboxCaption.css('width',endW+'px');if(hmAnimate&&doAnimate){var sizeEnd=lightboxGetsize();if(lightboxCaption!=null)lightboxCaption.css('display','none');lightboxObject.css({'width':startW+'px','height':startH+'px'});sizeStart=lightboxGetsize();lightboxResize();sizeStart[0]=startL;sizeStart[1]=startT;if(parentScope){sizeStart[0]=sizeStart[0]+ parent.$('#hmcontent').offset().left- $(document).scrollLeft();sizeStart[1]=sizeStart[1]+ parent.$('#hmcontent').offset().top- $(document).scrollTop();}
lightbox.css({'left':sizeStart[0]+'px','top':sizeStart[1]+'px'});lightbox.show();lightbox.animate({left:sizeEnd[0]-lightboxObject.position().left,top:sizeEnd[1]-lightboxObject.position().top},lightboxSpeed,function(){if(lightboxCaption!=null)lightboxCaption.css('display','block');});lightboxObject.animate({width:endW,height:endH},lightboxSpeed);}
else{var sizeEnd=lightboxGetsize();lightboxResize();lightbox.show();}
$(lightboxWindow).bind('resize.hmlightbox',lightboxResize);$(lightboxWindow).bind('scroll.hmlightbox',lightboxScroll);$(lightboxBody).bind('click.hmlightbox',lightboxClick);$(lightboxBody).bind('keydown.hmlightbox',lightboxKeydown);$(lightbox).focus();function lightboxScroll(){lightboxBackground.css('width',(($(lightboxDocument).scrollLeft()>0)?$(lightboxDocument).width():$(lightboxWindow).width())+'px');lightboxBackground.css('height',(($(lightboxDocument).scrollTop()>0)?$(lightboxDocument).height():$(lightboxWindow).height())+'px');}
function lightboxResize(){var size=lightboxGetsize();lightbox.css({left:size[0]+'px',top:size[1]+'px'});if(lighboxScrollLayer!=null){lighboxScrollLayer.css({'width':$(lightboxWindow).width()+'px','height':$(lightboxWindow).height()+'px'});}
lightboxScroll();}
function lightboxGetsize(){var lbW=lightbox.width();var lbH=lightbox.height();var newW=hmmax(lbW+ 40,lightboxDocument.width());var newH=hmmax(lbH+ 40,lightboxDocument.height());var newL=hmmax(20,parseInt(($(lightboxWindow).width()- lbW)/2)+(parentScope?0:lightboxDocument.scrollLeft()));var newT=hmmax(20,parseInt(($(lightboxWindow).height()- lbH)/2)+(parentScope?0:lightboxDocument.scrollTop()));var size=new Array(newL,newT,lbW,lbH);return size;}
function lightboxKeydown(e){if(e.keyCode==27)lightboxClose();}
function lightboxClick(e){var canClose=(!isVideo)||(e.pageX<lightbox.position().left)||(e.pageY<lightbox.position().top)||(e.pageX>lightbox.position().left+lightbox.width())||(e.pageY>lightbox.position().top+lightbox.height());if(canClose)lightboxClose();}
function lightboxClose(){if(hmAnimate&&doAnimate){if(lightboxCaption!=null)lightboxCaption.css('display','none');lightboxObject.animate({width:startW,height:startH},lightboxSpeed);lightbox.animate({left:sizeStart[0]-lightboxObject.position().left,top:sizeStart[1]-lightboxObject.position().top},lightboxSpeed,function(){lightbox.remove();if(lighboxScrollLayer!=null)lighboxScrollLayer.remove();lightboxBackground.remove();});}
else{lightbox.remove();if(lighboxScrollLayer!=null)lighboxScrollLayer.remove();lightboxBackground.remove();}
$(lightboxWindow).unbind('.hmlightbox');$(lightboxBody).unbind('.hmlightbox');}}
var HMSearchCheck=function(obj){var foundHilite=window.location.search.lastIndexOf("zoom_highlight")>0;if(!foundHilite){var fontTags=obj.getElementsByTagName("FONT");if(fontTags.length>0){var hStyle="";for(var cCheck=0;cCheck<fontTags.length;cCheck++){hStyle=fontTags[cCheck].style.cssText;if(hStyle.indexOf("BACKGROUND-COLOR")==0){foundHilite=true;break;}}}}
return foundHilite;}
var HMInitToggle=function(){if(document.getElementById){var node=document.getElementById(HMInitToggle.arguments[0]);var isPicture=false;for(i=1;i<HMInitToggle.arguments.length-1;i=i+2){if(HMInitToggle.arguments[i]=="onclick"){node.onclick=Function(HMInitToggle.arguments[i+1]);}
else{node.setAttribute(HMInitToggle.arguments[i],decodeURI(HMInitToggle.arguments[i+1]));if((HMInitToggle.arguments[i]=="hm.type")&&(HMInitToggle.arguments[i+1]=="picture")){isPicture=true;}}
if(HMInitToggle.arguments[i].substring(0,6)=="hm.src"){var img=new Image();img.src=HMInitToggle.arguments[i+1];}}
if(isPicture){var aLink=node.parentNode;if(aLink.nodeName.toLowerCase()=="a"){if(hmImageLightbox){HMGallery[HMGallery.length]=node;aLink.href="javascript:HMShowPictureLightbox('"+ HMInitToggle.arguments[0]+"')";}
else{HMToggles[HMToggles.length]=node;aLink.href="javascript:HMToggle('toggle','"+ HMInitToggle.arguments[0]+"')";}}}
else{var mustExpand=HMSearchCheck(node);HMToggles[HMToggles.length]=node;if(mustExpand){node.setAttribute("hm.state","1");var nodeImg=document.getElementById(node.getAttribute("id")+'_ICON');if(nodeImg){HMToggleExpand(nodeImg,true);}}
HMToggleExpand(node,((node.getAttribute("hm.state")=="1")||mustExpand));}}}
var HMTrackTopiclink=function(obj){if(parent.frames.length>0){if(parent.gaaccount){parent.track("exit",obj.href);}}}
var hmshowPopup=function(event,txt,trigger){$('#hmpopupdiv').stop().remove();var pop=$('<div id="hmpopupdiv"></div>').appendTo('body');if(hmPopupSticky){$('body').bind('mouseup.hmpopup',hmhidePopup);$('body').bind('keydown.hmpopup',function(e){if(e.keyCode==27)hmhidePopup();});}
pop.html(txt);var posLeft=event.clientX+$(document).scrollLeft();var posTop=event.clientY+$(document).scrollTop();var maxW=$(window).width()/1.5;var w=pop.width();if(w>maxW)pop.width(maxW);var t=20+ posTop;var l=(posLeft+ $(trigger).width()/2- w/2);if(l<10)l=10;pop.css({left:l+'px',top:t+'px'});if(hmAnimate)pop.show('fast');else pop.show();}
var hmhidePopup=function(){if(hmPopupSticky)$("body").unbind(".hmpopup");var pop=$('#hmpopupdiv');if(pop.length>0){if(hmAnimate)pop.hide('fast');else $(hmpopupdiv).hide();}}