Archief - [PROG]ASP.NET RegisterClientScript in head tag

private void RegisterClientScriptsForTableDesignerControl()
    {
        if (!Parent.Page.ClientScript.IsClientScriptBlockRegistered("scr_js_SelectedCell"))
        {
            StringBuilder sb = new StringBuilder();

            //script block
            sb.Append("<script language=\"javascript\" type=\"text/jscript\">");

            //vars
            sb.Append("var IDPrefix=\"" + this.ID + "_\";");

            //Mid function
            sb.Append("function Mid(str,start,len){if(start<0||len<0){return '';}var iEnd,iLen=String(str).length;if(start+len>iLen){iEnd=iLen;}else{iEnd=start+len;}return String(str).substring(start,iEnd);}");
            //Len function
            sb.Append("function Len(str){return String(str).length;}");
            //InStr function
            sb.Append("function InStr(strSearch,charSearchFor){for(i=0;i<Len(strSearch);i++){if(charSearchFor==Mid(strSearch,i,1)){return i;}}return -1;}");

            //Write cell id to selected cell box
            sb.Append("function Cell_Clicked(tID){");
            sb.Append("var txtSelectedCell=document.getElementById(IDPrefix+'txtSelectedCell');");
            sb.Append("if(txtSelectedCell.value.indexOf(tID+';')!=-1){");
            sb.Append("txtSelectedCell.value=txtSelectedCell.value.replace(tID+';','');");
            sb.Append("}else{txtSelectedCell.value+=tID+';';}}");

            //end script block
            sb.Append("</script>");

            //Register script
            Parent.Page.ClientScript.RegisterClientScriptBlock(typeof(string), "scr_js_TableDesigner", sb.ToString());
        }
    }

<script language="javascript" type="text/jscript"></script>

<script language="javascript" type="text/javascript"></script>