window.onerror=null;var topMargin=10;var slideTime=10;var ns6=(!document.all && document.getElementById);var ie4=(document.all);var ns4=(document.layers);var left=30;function layerObject(id,left){if (ns6){this.obj=document.getElementById(id).style;this.obj.left=left;return this.obj;}
else if(ie4){this.obj=document.all[id].style;this.obj.left=left;return this.obj;}
else if(ns4){this.obj=document.layers[id];this.obj.left=left;return this.obj;}}
function layerSetup(){//floatLyr=new layerObject('floatLayer', pageWidth * .5);floatLyr=new layerObject('floatLayer', left);window.setInterval("main()", 10)
}
function floatObject(){if (ns4 || ns6){findHt=window.innerHeight;}else if(ie4){findHt=document.body.clientHeight;}}
function main(){if (ns4){this.currentY=document.layers["floatLayer"].top;this.scrollTop=window.pageYOffset;mainTrigger();}
else if(ns6){this.currentY=parseInt(document.getElementById('floatLayer').style.top);this.scrollTop=scrollY;mainTrigger();}else if(ie4){this.currentY=floatLayer.style.pixelTop;this.scrollTop=document.body.scrollTop;mainTrigger();}}
function mainTrigger(){var newTargetY=this.scrollTop+this.topMargin;if ( this.currentY !=newTargetY ){if ( newTargetY !=this.targetY ){this.targetY=newTargetY;floatStart();}
animator();}}
function floatStart(){var now=new Date();this.A=this.targetY - this.currentY;this.B=Math.PI / ( 2 * this.slideTime );this.C=now.getTime();if (Math.abs(this.A)> this.findHt){this.D=this.A> 0 ? this.targetY - this.findHt : this.targetY+this.findHt;this.A=this.A> 0 ? this.findHt : -this.findHt;}
else{this.D=this.currentY;}}
function animator(){var now=new Date();var newY=this.A * Math.sin( this.B * ( now.getTime() - this.C ) )+this.D;newY=Math.round(newY);if (( this.A> 0 && newY> this.currentY ) || ( this.A <0 && newY <this.currentY )){if ( ie4 )document.all.floatLayer.style.pixelTop=newY;if ( ns4 )document.layers["floatLayer"].top=newY;if ( ns6 )document.getElementById('floatLayer').style.top=newY+"px";}}
function start(){if(ns6||ns4){pageWidth=innerWidth;pageHeight=innerHeight;layerSetup();floatObject();}
else if(ie4){pageWidth=document.body.clientWidth;pageHeight=document.body.clientHeight;layerSetup();floatObject();}}