text: function openNav() {
      document.getElementById("mySidenav").style.width = "250px";
  }
  
  function closeNav() {
      document.getElementById("mySidenav").style.width = "0";
  }
  
  function changeColor(num){
  	switch (num){
  		case 1: document.getElementById("a1").style.color = "#707070";
  			document.getElementById("a2").style.color = "white";
  			document.getElementById("a3").style.color = "white";
  			document.getElementById("a4").style.color = "white";
  			document.getElementById("a5").style.color = "white";
  			document.getElementById("a6").style.color = "white";
  			break;
  		case 3: 
  			document.getElementById("a3").style.color = "#707070";
  			document.getElementById("a1").style.color = "white";
  			document.getElementById("a2").style.color = "white";
  			document.getElementById("a4").style.color = "white";
  			document.getElementById("a5").style.color = "white";
  			document.getElementById("a6").style.color = "white";		
  			break;
  		case 4:
  			document.getElementById("a4").style.color = "#707070";
  			document.getElementById("a1").style.color = "white";
  			document.getElementById("a3").style.color = "white";
  			document.getElementById("a2").style.color = "white";
  			document.getElementById("a5").style.color = "white";
  			document.getElementById("a6").style.color = "white";		
  			break;
  		case 5:
  			document.getElementById("a5").style.color = "#707070";
  			document.getElementById("a1").style.color = "white";
  			document.getElementById("a3").style.color = "white";
  			document.getElementById("a2").style.color = "white";
  			document.getElementById("a4").style.color = "white";
  			document.getElementById("a6").style.color = "white";		
  			break;
  	       case 6:
  			document.getElementById("a6").style.color = "#707070";
  			document.getElementById("a1").style.color = "white";
  			document.getElementById("a3").style.color = "white";
  			document.getElementById("a2").style.color = "white";
  			document.getElementById("a5").style.color = "white";
  			document.getElementById("a4").style.color = "white";		
  			break;
  
  
  
  	}
  }
  
  function openForm() {
      document.getElementById("myForm").style.display = "block";
  }
  
  function closeForm() {
      document.getElementById("myForm").style.display = "none";
  }
  
  function myFunction() {
  					 
     alert("Review submitted successfully");
  }
  