Bug 168305 IsHostPage doesn't work for birt:report tag.[0603]
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/taglib/AbstractViewerTag.java
writer.write( "param.value='" + paramValue + "';\n" ); 
			
			if ( param.getValue( ) instanceof String && param.isLocale( ) )
			{
				writer
						.write( "var param = document.createElement( \"INPUT\" );\n" ); 
				writer.write( "formObj.appendChild( param );\n" ); 
				writer.write( "param.TYPE = \"HIDDEN\";\n" ); 
				writer
						.write( "param.name='" + ParameterAccessor.PARAM_ISLOCALE + "';\n" ); 
				writer.write( "param.value='" + param.getName( ) + "';\n" ); 				
			}
			
			if ( param.getPattern( ) != null )
			{
				writer
						.write( "var param = document.createElement( \"INPUT\" );\n" ); 
				writer.write( "formObj.appendChild( param );\n" ); 
				writer.write( "param.TYPE = \"HIDDEN\";\n" ); 
				writer.write( "param.name='" + param.getName( ) 
						+ "_format';\n" ); 
				writer.write( "param.value='" + param.getPattern( ) + "';\n" ); 
			}
			
			if ( param.getDisplayText( ) != null )
			{
				writer
						.write( "var param = document.createElement( \"INPUT\" );\n" ); 
				writer.write( "formObj.appendChild( param );\n" ); 
				writer.write( "param.TYPE = \"HIDDEN\";\n" );