this( newJSExpression(expr), operator, newJSExpression(operand1), newJSExpression(operand2) );
this( expr, operator, null, null);
	public ConditionalExpression( String expr, int operator, String operand1, String operand2 )	{		this( newJSExpression(expr), operator,				newJSExpression(operand1), newJSExpression(operand2) );	}