function FWFindLayer(lay){if(lay){if(document.layers)return document[lay];else if(document.getElementById)return document.getElementById(lay).style;else if(document.all)return document.all[lay].style;}return null;}function FWShowHideLayerFade(lay,vis,ch,duration){if(ch&&lay!=""){vis=(vis)?"visible":"hidden";var obj=FWFindLayer(lay);if(obj&&obj.visibility!=vis){if(vis=="visible"){obj.visibility=vis;new Effect.Appear(lay,{duration:duration,delay:null});}else{new Effect.Fade(lay,{duration:duration,delay:null,afterFinish:function(){obj.visibility=vis}});}}}}document.observe('dom:loaded',function(){$('aerospace-structures').hide()});document.observe('dom:loaded',function(){$('premium-interiors').hide()});document.observe('dom:loaded',function(){$('radomes').hide()});document.observe('dom:loaded',function(){$('engineering').hide()});var fwSeq=new Object;fwSeq['1']=1;fwSeq['2']=2;fwSeq['3']=3;fwSeq['4']=4;var fwCurrSeq=0;var fwCurrSeqDown=false;var fwPlaySeqTimer=true;function FWSeqTimer(){if(fwPlaySeqTimer){if(fwCurrSeqDown)FW_Hit(top.frames,'Indigo',fwSeq[fwCurrSeq],0);else{fwCurrSeq++;if(fwCurrSeq>4)fwCurrSeq=1;FW_Hit(top.frames,'Indigo',fwSeq[fwCurrSeq],1);}fwCurrSeqDown=!fwCurrSeqDown;setTimeout("FWSeqTimer();",2000);}}function FWCallHit(func,targNum,msg){if(func)for(var i in func)func[i](targNum,msg);}function FW_Hit(frameset,chain,targNum,msg){if(frameset.length)for(var i=0;i<frameset.length;i++){FW_Hit(frameset[i].frames,chain,targNum,msg);FWCallHit(top["FT_"+chain],targNum,msg);try{FWCallHit(frameset[i].window["FT_"+chain],targNum,msg);}catch(err){}}else FWCallHit(window["FT_"+chain],targNum,msg);}