javascript realize a graphical workflow editor, needs to be perfect

chart.htm
css
...\workflow
...\........\contextmenu.css
...\........\main.css
flow_condition.jsp
flow_next.jsp
flow_prv.jsp
flow_result.jsp
flow_role.jsp
images
......\workflow
......\........\begin.gif
......\........\bt.gif
......\........\btClose.gif
......\........\ck.gif
......\........\code.gif
......\........\combo.gif
......\........\drop.gif
......\........\end.gif
......\........\field_error.gif
......\........\frm.gif
......\........\hdl.gif
......\........\hdl_dis.gif
......\........\head_bg.gif
......\........\ico_form.gif
......\........\img.gif
......\........\joins.gif
......\........\lb.gif
......\........\line.gif
......\........\list.gif
......\........\more.gif
......\........\more_hit.gif
......\........\new.gif
......\........\open.gif
......\........\play.gif
......\........\process.gif
......\........\rd.gif
......\........\save.gif
......\........\sel.gif
......\........\select.gif
......\........\split.gif
......\........\split2.gif
......\........\splits.gif
......\........\start.gif
......\........\steps.gif
......\........\tx.gif
......\........\workflow4.gif
js
..\workflow
..\........\bar.js
..\........\changeproperty.js
..\........\const.js
..\........\contextmenu.js
..\........\createxml.js
..\........\draw.js
..\........\ieemu.js
..\........\observer.js
..\........\property.js
workflow

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