var g_Browser=new Browser();document.onmousemove=__mouseMove;document.onmouseup=__mouseUp;var dragObject=null;var mouseOffset=null;function mouseCoords(ev){if(ev.pageX||ev.pageY){return{x:ev.pageX,y:ev.pageY};}
return{x:ev.clientX+ document.body.scrollLeft- document.body.clientLeft,y:ev.clientY+ document.body.scrollTop- document.body.clientTop};}
function getMouseOffset(target,ev){ev=ev||window.event;var docPos=getPosition(target);var mousePos=mouseCoords(ev);return{x:mousePos.x- docPos.x,y:mousePos.y- docPos.y};}
function getPosition(e){var left=0;var top=0;while(e.offsetParent){left+=e.offsetLeft;top+=e.offsetTop;e=e.offsetParent;}
left+=e.offsetLeft;top+=e.offsetTop;return{x:left,y:top};}
function __mouseMove(ev){ev=ev||window.event;var mousePos=mouseCoords(ev);if(dragObject)
{dragObject.style.position='absolute';var top=mousePos.y- mouseOffset.y;var left=mousePos.x- mouseOffset.x;if((top+ dragObject.clientHeight)>=(g_Browser.Height()- 25))top=(g_Browser.Height()- 25)- dragObject.clientHeight;if((left+ dragObject.clientWidth)>=(g_Browser.Width()- 25))left=(g_Browser.Width()- 25)- dragObject.clientWidth;if(top<=25)top=25;if(left<=25)left=25;dragObject.style.top=top;dragObject.style.left=left;return false;}}
function __mouseUp(){dragObject=null;}
function MakeDraggable(item,obj){if(!item)return;item.onmousedown=function(ev){dragObject=obj;mouseOffset=getMouseOffset(this,ev);return false;};}
function makeClickable(object){object.onmousedown=function(){dragObject=this;};}