Bug 182873 JS error when use birt:paramDef with special parameter name.[0603]
Description: Javascript error when use birt:paramDef tag with special parameter name. Build number:2.2.0.v200704180630 Steps to reproduce: Prerequisite: New a report with a report parameter with name ~`!@#$%^&*()-=_+\][{}|';:"/,<>? 1. New a jsp file from BIRT tag template in BIRT Web Project. 2. Input below content in body: <birt:parameterPage id="0" name="customparameterpage" reportDesign="report/customJspTagParamDefName.rptdesign" isCustom="true"> <birt:paramDef id="1" name="~`!@#$%^&*()-=_+\][{}|';:/,?"/> <input type="submit" name="OK" value="submit"/> </birt:parameterPage> 3. Run the jsp file. Expected result: Value can be passed to report. Actual result: Javascript error. A runtime error has accurred... Error log:N/A
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/taglib/ParamDefTag.java
String onClick = radioTextCtl + ".checked=true;" 
					+ radioNullCtl + ".checked=false;" 
					+ inputCtl + ".disabled=false;" 
					+ displayCtl + ".name='" + displayTextName + "';" 
					+ nullCtl + ".value='';"; 
			writer
					.write( "<input type=\"radio\" id=\"" + radioTextValueId + "\" " ); 
			writer.write( " onclick=\"" + onClick + "\"" ); 
			if ( !isNullValue )
				writer.write( " checked " ); 
			writer.write( " >\n" ); 
			writer.write( "<input type=\"text\" " ); 
			writer.write( " id=\"" + encParamId + "\" " ); 
			__handleGeneralDefinition( );
			writer
					.write( " value=\"" + ParameterAccessor.htmlEncode( this.displayTextString ) + "\" " );  
			writer.write( " onchange=\"" + onChange + "\"" ); 
			if ( isNullValue )
				writer.write( " disabled = 'true' " ); 
			writer.write( " >\n" ); 
			onClick = radioNullCtl + ".checked=true;" 
					+ radioTextCtl + ".checked=false;" 
					+ inputCtl + ".disabled=true;" 
					+ displayCtl + ".name='';" 
					+ nullCtl + ".value='" + encParamName + "';"; 
			writer
					.write( "<input type=\"radio\" id=\"" + radioNullValueId + "\" " ); 
			writer.write( " onclick=\"" + onClick + "\"" ); 
			if ( isNullValue )
				writer.write( " checked " );