ClientScript

 1if (!ClientScript.IsClientScriptBlockRegistered("clientScript")) 
 2        {
 3            String scriptString = @"<script language=JavaScript>window.showModalDialog('print_encasementinform.aspx?parentid=" + this.Hidden1.Value.Trim().ToString() + "',window,'status:Modeless;edge:raised;unadorned:no;scroll=yes;resizable:yes;center=yes;help:no;dialogWidth:100;DialogHeight:100;');</script>";
 4            ClientScript.RegisterClientScriptBlock(this.GetType(),"clientScript", scriptString);
 5        }
 6//代替下面的
 7        if (!this.IsClientScriptBlockRegistered("clientScript"))
 8        {
 9            String scriptString = @"<script language=JavaScript>window.showModalDialog('print_encasementinform.aspx?parentid=" + this.Hidden1.Value.Trim().ToString() + "',window,'status:Modeless;edge:raised;unadorned:no;scroll=yes;resizable:yes;center=yes;help:no;dialogWidth:100;DialogHeight:100;');</script>";
10            this.RegisterClientScriptBlock("clientScript", scriptString);
11        }