FCKeditor and guide to "unable to open Internet site" error

FCKeditor and <base target = "_ Self"/> export to "unable to open Internet site" error: pop-up mode window: "window. showmodaldialog ('knowledgeedit. aspx? Action = edit & text = '+ '', 'add knowledge', 'dialogwidth: 900px; dialogheight: 600px; dialogleft: 150px; dialogtop: 60px; center: yes; help: No; resizable: No; Status: No '); "an error occurs when an Internet site cannot be opened. The pop-up page contains the FCKeditor Control. It seems that the dojo and base labels conflict for a long time on the Internet. Solution: <base target = "_ Self"> </base>. This is an interesting question. I am depressed for one afternoon. Now I hope it will help you.