var x,y;function showZoomElement(elm){elm.style.visibility='visible';elm.style.display='block';if(document.getElementById("imgShowZoom").src!="images/x123/btn_over.png")
document.getElementById("imgShowZoom").src="images/x123/btn_over.png";}
function hideZoomElement(elm){elm.style.visibility='hidden';elm.style.display='none';if(document.getElementById("imgShowZoom")!=null)
document.getElementById("imgShowZoom").src="images/x123/btn_out.png";}
function getXY(ev){var top,left;if(ev)
{x=ev.pageX;y=ev.pageY;}
else
{top=document.documentElement.scrollTop;left=document.documentElement.scrollLeft;top=top+document.body.scrollTop;left=left+document.body.scrollLeft;x=window.event.clientX+left;y=window.event.clientY+top;}}
function VertisMagnify(imgW,imgH,imgZW,imgZH,divSzW,divSzH){this.imgWidth=imgW;this.imgHeight=imgH;this.imgZoomWidth=imgZW;this.imgZoomHeight=imgZH;this.divSizeWidth=divSzW;this.divSizeHeight=divSzH;var cursorWidth;var cursorHeight;var scaleFactor;this.calculateScaleFactor();}
VertisMagnify.prototype.canMoveOnXAxis=function(halfCursor){var imgRegularLeft=imgRegularPane.offsetLeft;if(x<imgRegularLeft+halfCursor)
return-1;if(x>imgRegularLeft+this.imgWidth-halfCursor)
return 1;return 0;}
VertisMagnify.prototype.canMoveOnYAxis=function(halfCursor){var imgRegularTop=imgRegularPane.offsetTop;if(y<imgRegularTop+halfCursor)
return-1;if(y>imgRegularTop+this.imgHeight-halfCursor)
return 1;return 0;}
VertisMagnify.prototype.placeElements=function(cMovX,cMovY){divOpPane1.style.left=imgRegularPane.offsetLeft+'px';divOpPane4.style.left=imgRegularPane.offsetLeft+'px';divOpPane1.style.width=this.imgWidth+'px';divOpPane4.style.width=this.imgWidth+'px';if(cMovY==-1){hideZoomElement(divOpPane1);showZoomElement(divOpPane4);divOpPane4.style.top=(imgRegularPane.offsetTop+this.cursorHeight)+'px';divOpPane4.style.height=(this.imgHeight-this.cursorHeight)+'px';}
else{divOpPane1.style.top=imgRegularPane.offsetTop+'px';if(cMovY==1){hideZoomElement(divOpPane4);showZoomElement(divOpPane1);divOpPane1.style.height=(this.imgHeight-this.cursorHeight)+'px';}
else{showZoomElement(divOpPane1);showZoomElement(divOpPane4);divOpPane1.style.height=(parseInt(cursorPane.style.top)-parseInt(imgRegularPane.offsetTop))+'px';divOpPane4.style.top=(parseInt(cursorPane.style.top)+this.cursorHeight)+'px';divOpPane4.style.height=(this.imgHeight-parseInt(divOpPane1.style.height)-this.cursorHeight)+'px';}}
divOpPane2.style.top=cursorPane.style.top;divOpPane3.style.top=cursorPane.style.top;divOpPane2.style.height=cursorPane.style.height;divOpPane3.style.height=cursorPane.style.height;if(cMovX==-1){hideZoomElement(divOpPane2);showZoomElement(divOpPane3);divOpPane3.style.left=(imgRegularPane.offsetLeft+this.cursorWidth)+'px';divOpPane3.style.width=(this.imgWidth-this.cursorWidth)+'px';}
else{divOpPane2.style.left=imgRegularPane.offsetLeft+'px';if(cMovX==1){hideZoomElement(divOpPane3);showZoomElement(divOpPane2);divOpPane2.style.width=(this.imgWidth-this.cursorWidth)+'px';}
else{showZoomElement(divOpPane2);showZoomElement(divOpPane3);divOpPane2.style.width=(parseInt(cursorPane.style.left)-parseInt(imgRegularPane.offsetLeft))+'px';divOpPane3.style.left=(parseInt(cursorPane.style.left)+this.cursorWidth)+'px';divOpPane3.style.width=(this.imgWidth-parseInt(divOpPane2.style.width)-this.cursorWidth)+'px';}}}
VertisMagnify.prototype.placeCursor=function(){var hCurWidth=parseInt(this.cursorWidth/2);var hCurHeight=parseInt(this.cursorHeight/2);var canMoveX=this.canMoveOnXAxis(hCurWidth);var canMoveY=this.canMoveOnYAxis(hCurHeight);if(canMoveX==-1)
cursorPane.style.left=imgRegularPane.offsetLeft+'px';else{if(canMoveX==1)
cursorPane.style.left=(parseInt(imgRegularPane.offsetLeft)+this.imgWidth-this.cursorWidth)+'px';else
cursorPane.style.left=(x-hCurWidth)+'px';}
if(canMoveY==-1)
cursorPane.style.top=imgRegularPane.offsetTop+'px';else{if(canMoveY==1)
cursorPane.style.top=(parseInt(imgRegularPane.offsetTop)+this.imgHeight-this.cursorHeight)+'px';else
cursorPane.style.top=(y-hCurHeight)+'px';}
this.placeElements(canMoveX,canMoveY);}
VertisMagnify.prototype.viewArea=function(){var imgX=x-imgRegularPane.offsetLeft;var imgY=y-imgRegularPane.offsetTop;if(imgX>=0&&imgX*this.scaleFactor<=this.imgZoomWidth&&imgY>=0&&imgY*this.scaleFactor<=this.imgZoomHeight)
{this.placeCursor();showZoomElement(cursorPane);showZoomElement(divZoomPane);var hCurWidth=parseInt(this.cursorWidth/2);var hCurHeight=parseInt(this.cursorHeight/2);if(imgX<hCurWidth||imgX+hCurWidth>this.imgWidth)
imgZoomPane.style.left=imgX<hCurWidth?'0px':(-this.imgZoomWidth+this.divSizeWidth)+'px';else
imgZoomPane.style.left=((-imgX+hCurWidth)*this.scaleFactor)+'px';if(imgY<hCurHeight||imgY+hCurHeight>this.imgHeight)
imgZoomPane.style.top=imgY<hCurHeight?'0px':(-this.imgZoomHeight+this.divSizeHeight)+'px';else
imgZoomPane.style.top=((-imgY+hCurHeight)*this.scaleFactor)+'px';}
else
{if(cursorPane.style.visibility=='visible')
{hideZoomElement(cursorPane);}
if(divZoomPane.style.visibility=='visible')
{hideZoomElement(divZoomPane);}
if(divOpPane1.style.visibility=='visible')
{hideZoomElement(divOpPane1);}
if(divOpPane2.style.visibility=='visible')
{hideZoomElement(divOpPane2);}
if(divOpPane3.style.visibility=='visible')
{hideZoomElement(divOpPane3);}
if(divOpPane4.style.visibility=='visible')
{hideZoomElement(divOpPane4);}}}
VertisMagnify.prototype.zoomArea=function(ev){getXY(ev);this.viewArea();}
VertisMagnify.prototype.hideZoom=function(ev){if(cursorPane.style.visibility=='visible')
{hideZoomElement(cursorPane);}
if(divZoomPane.style.visibility=='visible')
{hideZoomElement(divZoomPane);}
if(divOpPane1.style.visibility=='visible')
{hideZoomElement(divOpPane1);}
if(divOpPane2.style.visibility=='visible')
{hideZoomElement(divOpPane2);}
if(divOpPane3.style.visibility=='visible')
{hideZoomElement(divOpPane3);}
if(divOpPane4.style.visibility=='visible')
{hideZoomElement(divOpPane4);}}
VertisMagnify.prototype.calculateScaleFactor=function()
{var imgRegularProp=this.imgWidth/this.imgHeight;var imgZoomProp=this.imgZoomWidth/this.imgZoomHeight;this.scaleFactor=this.imgZoomWidth/this.imgWidth;var divPropWidth=this.imgZoomWidth/this.divSizeWidth;var divPropHeight=this.imgZoomHeight/this.divSizeHeight;this.cursorWidth=parseInt(this.imgWidth/divPropWidth);this.cursorHeight=parseInt(this.imgHeight/divPropHeight);cursorPane.style.width=this.cursorWidth+'px';cursorPane.style.height=this.cursorHeight+'px';}
function Opacity(id)
{this.opacity=0;this.style=id.style;this.timer=null;}
Opacity.prototype.setOpacity=function(value)
{if(value==0)
this.style.display='none';else
this.style.display='block';this.style.opacity=(value/100);this.style.MozOpacity=(value/100);this.style.KhtmlOpacity=(value/100);this.style.filter="alpha(opacity="+value+")";}