function chk()
      {
       
       var flag=true;
        var z1=f1.vname.value;
        var z2=f1.vemail.value;
        var z3=f1.msg.value;
        var z4=f1.vmob.value;
        if(z1=="")
         {
         alert("Please Enter the Name");
         f1.vname.focus();
         flag=false;
         } 
        else if(z2=="")
         {
         alert("Please Enter the Email");       
         f1.vemail.focus();
         flag=false;
         }
         else if(z3=="")
           {
           alert("Please Enter the Message!");
           f1.msg.focus();
           flag=false;
           }
        else if(z4=="")
           {
           alert("Please Enter the Mobile!");
           f1.vmob.focus();
           flag=false;
           }           
        else if(z1=="your name:")
         {
         alert("Please Enter the Name");
         f1.vname.focus();
         flag=false;
         } 
        else if(z2=="e-mail:")
         {
         alert("Please Enter the Email");       
         f1.vemail.focus();
         flag=false;
         }
         else if(z3=="comments:")
           {
           alert("Please Enter the Message!");
           f1.msg.focus();
           flag=false;
           }
        else if(z4=="mobile:")
           {
           alert("Please Enter the Mobile!");
           f1.vmob.focus();
           flag=false;
           }               
          if(flag==true)
          {
              alert("Thank You!"); 
              f1.submit();
          }
        
             
           
      }
      
  function checkPhone(evt) 
   {
     evt = (evt) ? evt : window.event;
    var charCode = (evt.which) ? evt.which : evt.keyCode;
    if (charCode > 31 && (charCode < 48 || charCode > 57)) {
        status = "This field accepts numbers only.";
        return false;
    }
    status = "";
    return true;


  }
  
  
var count=0;
		function changepic()
		{
		    count++;
		    if(count == 1)
		     {
		       //alert("1");
		         p1.src = "hader_imgs/hd_1.png"; 
		     }
		    else if(count == 2)
		    {
		      //alert("2");
		        p1.src = "hader_imgs/hd_2.png";
		    }
		    else if(count == 3)
		    {
		      //alert("3");
		        p1.src = "hader_imgs/hd_3.png";
		    }
		    else if(count == 4)
		    {
		      //alert("3");
		        p1.src = "hader_imgs/hd_4.png";
		     count=0;
		    }
		    else if(count == 5)
		    {
		      //alert("3");
		        p1.src = "hader_imgs/hd_5.png";
		     count=0;
		    }
		    else if(count == 6)
		    {
		      //alert("3");
		        p1.src = "hader_imgs/hd_6.png";
		     count=0;
		    }
		    window.setTimeout(changepic,2000); 
		}

function bigpicevent(x)
 {
    if(x==1)
     {
       pic.src="center/1.png";
     }
    else if(x==2)
     {
     pic.src="center/2.png";
     } 
     else if(x==3)
     {
     pic.src="center/3.png";
     }
     else if(x==4)
     {
     pic.src="center/4.png";
     }
     else if(x==5)
     {
      pic.src="center/5.png";
     }
     else if(x==6)
     {
       pic.src="center/6.png";
     }
    else if(x==7)
     {
     pic.src="center/7.png";
     } 
     else if(x==8)
     {
     pic.src="center/8.png";
     }
 }
 
 function bigevent(x)
 {
    if(x==1)
     {
       pic.src="event/1.gif";
     }
    else if(x==2)
     {
     pic.src="event/2.gif";
     } 
     else if(x==3)
     {
     pic.src="event/3.gif";
     }
     else if(x==4)
     {
     pic.src="event/4.gif";
     }
    
 }
 
 
  function bigevent2(x)
 {
    if(x==1)
     {
       pic1.src="event2/1.gif";
     }
    else if(x==2)
     {
     pic1.src="event2/2.gif";
     } 
     else if(x==3)
     {
     pic1.src="event2/3.gif";
     }
     else if(x==4)
     {
     pic1.src="event2/4.gif";
     }
    
 }
 function bigevent3(x)
 {
    if(x==1)
     {
       pic2.src="opening/1.gif";
     }
    else if(x==2)
     {
     pic2.src="opening/2.gif";
     } 
     else if(x==3)
     {
     pic2.src="opening/3.gif";
     }
     else if(x==4)
     {
     pic2.src="opening/4.gif";
     }
    
 }



function bigevent4(x)
 {
    if(x==1)
     {
       pic3.src="Medical/1.jpg";
     }
    else if(x==2)
     {
     pic3.src="Medical/2.jpg";
     } 
     else if(x==3)
     {
     pic3.src="Medical/3.jpg";
     }
     else if(x==4)
     {
     pic3.src="Medical/4.jpg";
     }
    
 }


function bigevent5(x)
 {
    if(x==1)
     {
       pic4.src="Tavariaji/1.JPG";
     }
    else if(x==2)
     {
     pic4.src="Tavariaji/2.JPG";
     } 
     else if(x==3)
     {
     pic4.src="Tavariaji/3.JPG";
     }
     else if(x==4)
     {
     pic4.src="Tavariaji/4.JPG";
     }
    
 }


function bigevent6(x)
 {
    if(x==1)
     {
       pic5.src="swarnim/1.jpg";
     }
    else if(x==2)
     {
     pic5.src="swarnim/2.jpg";
     } 
     else if(x==3)
     {
     pic5.src="swarnim/3.jpg";
     }
     else if(x==4)
     {
     pic5.src="swarnim/4.jpg";
     }
    
 }