BEAM DESIGN play online

IN THIS APPLICATION UNFACTORED LOAD, SPAN OF BEAM AND BEARING LENGTH ARE THE INPUTS. TYPE OF BEAM SELECTION AND SECTION SELECTION WILL DONE BY DROPDOWN MENU. BY THIS INPUTS ALL THE BUTTONS ARE ENABLED IN SEQUENCE .APPLICATION CONTAINS FIVE ACTIVITIES.ALL THE NECESSARY CHECKS ARE INCLUDED. AT THE END OF APPLICATION, IT GENERATE A PDF FILE BY USER DEFINED NAME.IF NEXT BUTTON OR DROPDOWN LIST IS NOT ENABLED AT THE TIME THEN IT INDICATES THAT USER HAVE TO CHANGE CURRENT VALUE AND AFTER THIS REMAINING BUTTON OR SPINNER ARE ENABLE IN SEQUENCE.