var Drag={obj:null,init:function(o,_2,_3,_4,_5,_6,_7,_8,_9,_a){o.onmousedown=Drag.start;o.hmode=_7?false:true;o.vmode=_8?false:true;o.root=_2&&_2!=null?_2:o;if(o.hmode&&isNaN(parseInt(o.root.style.left))){o.root.style.left="60px";}if(o.vmode&&isNaN(parseInt(o.root.style.top))){o.root.style.top="170px";}if(!o.hmode&&isNaN(parseInt(o.root.style.right))){o.root.style.right="0px";}if(!o.vmode&&isNaN(parseInt(o.root.style.bottom))){o.root.style.bottom="0px";}o.minX=typeof _3!="undefined"?_3:null;o.minY=typeof _5!="undefined"?_5:null;o.maxX=typeof _4!="undefined"?_4:null;o.maxY=typeof _6!="undefined"?_6:null;o.xMapper=_9?_9:null;o.yMapper=_a?_a:null;o.root.onDragStart=new Function();o.root.onDragEnd=new Function();o.root.onDrag=new Function();},start:function(e){var o=Drag.obj=this;e=Drag.fixE(e);var y=parseInt(o.vmode?o.root.style.top:o.root.style.bottom);var x=parseInt(o.hmode?o.root.style.left:o.root.style.right);o.root.onDragStart(x,y);o.lastMouseX=e.clientX;o.lastMouseY=e.clientY;if(o.hmode){if(o.minX!=null){o.minMouseX=e.clientX-x+o.minX;}if(o.maxX!=null){o.maxMouseX=o.minMouseX+o.maxX-o.minX;}}else{if(o.minX!=null){o.maxMouseX=-o.minX+e.clientX+x;}if(o.maxX!=null){o.minMouseX=-o.maxX+e.clientX+x;}}if(o.vmode){if(o.minY!=null){o.minMouseY=e.clientY-y+o.minY;}if(o.maxY!=null){o.maxMouseY=o.minMouseY+o.maxY-o.minY;}}else{if(o.minY!=null){o.maxMouseY=-o.minY+e.clientY+y;}if(o.maxY!=null){o.minMouseY=-o.maxY+e.clientY+y;}}document.onmousemove=Drag.drag;document.onmouseup=Drag.end;return false;},drag:function(e){e=Drag.fixE(e);var o=Drag.obj;var ey=e.clientY;var ex=e.clientX;var y=parseInt(o.vmode?o.root.style.top:o.root.style.bottom);var x=parseInt(o.hmode?o.root.style.left:o.root.style.right);var nx,ny;if(o.minX!=null){ex=o.hmode?Math.max(ex,o.minMouseX):Math.min(ex,o.maxMouseX);}if(o.maxX!=null){ex=o.hmode?Math.min(ex,o.maxMouseX):Math.max(ex,o.minMouseX);}if(o.minY!=null){ey=o.vmode?Math.max(ey,o.minMouseY):Math.min(ey,o.maxMouseY);}if(o.maxY!=null){ey=o.vmode?Math.min(ey,o.maxMouseY):Math.max(ey,o.minMouseY);}nx=x+((ex-o.lastMouseX)*(o.hmode?1:-1));ny=y+((ey-o.lastMouseY)*(o.vmode?1:-1));if(o.xMapper){nx=o.xMapper(y);}else{if(o.yMapper){ny=o.yMapper(x);}}Drag.obj.root.style[o.hmode?"left":"right"]=nx+"px";Drag.obj.root.style[o.vmode?"top":"bottom"]=ny+"px";Drag.obj.lastMouseX=ex;Drag.obj.lastMouseY=ey;Drag.obj.root.onDrag(nx,ny);return false;},end:function(){document.onmousemove=null;document.onmouseup=null;Drag.obj.root.onDragEnd(parseInt(Drag.obj.root.style[Drag.obj.hmode?"left":"right"]),parseInt(Drag.obj.root.style[Drag.obj.vmode?"top":"bottom"]));Drag.obj=null;},fixE:function(e){if(typeof e=="undefined"){e=window.event;}if(typeof e.layerX=="undefined"){e.layerX=e.offsetX;}if(typeof e.layerY=="undefined"){e.layerY=e.offsetY;}return e;}};