var PositionHelper={getMinLeft:function(elements){var minLeft=-1;for(var i=0;i<elements.length;i++){var obj=$(elements[i]);if(obj==undefined||obj.length==0)continue;var left=PositionHelper.findPosX(obj[0]);if((left<minLeft)||(minLeft==-1))minLeft=left;}
return minLeft;},getMinTop:function(elements){var minTop=-1;for(var i=0;i<elements.length;i++){var obj=$(elements[i]);if(obj==undefined||obj.length==0)continue;var top=PositionHelper.findPosY(obj[0]);if((top<minTop)||(minTop==-1))minTop=top;}
return minTop;},findPosX:function(obj){return $(obj).offset().left;},findPosY:function(obj){return $(obj).offset().top;},getMaxWidth:function(elements){var maxTotalWidth=0;for(var i=0;i<elements.length;i++){var obj=$(elements[i]);if(obj==undefined||obj.length==0)continue;var left=PositionHelper.findPosX(obj[0])
var width=obj.outerWidth();var totalWidth=left+width;if(totalWidth>maxTotalWidth)maxTotalWidth=totalWidth;}
return maxTotalWidth-PositionHelper.getMinLeft(elements);},getMaxHeight:function(elements){var maxHeight=null;for(var i=0;i<elements.length;i++){var obj=$(elements[i]);if(obj==undefined||obj.length==0)continue;var height=PositionHelper.findPosY(obj[0])+obj.outerHeight();if(height>maxHeight)maxHeight=height;}
return maxHeight;}};