function highlight() { 
var elements = document.getElementsByTagName("input");
  for (i=0; i < elements.length; i++) { 

     if(elements[i].getAttribute('type')=="text") { 
       elements[i].onfocus=function() {
         this.style.borderColor='#9900CC'; 
         this.style.backgroundColor='#ffffff';
       }; 
       elements[i].onblur=function() {
		  this.style.backgroundColor='#c0c0c0';
         this.style.borderColor=''; 
        
      }; 
	  
   }
   
   
   
        if(elements[i].getAttribute('type')=="checkbox") { 
       elements[i].onfocus=function() {
         this.style.borderColor='#9900CC';
		  this.style.backgroundColor='#CCCCCC';
       }; 
       elements[i].onblur=function() {
         this.style.borderColor=''; 
         this.style.backgroundColor='#ffffff';
      }; 
	  
   }
   
       if(elements[i].getAttribute('type')=="radio") { 
       elements[i].onfocus=function() {
         this.style.borderColor='';
		  this.style.backgroundColor='#9900CC';
       }; 
       elements[i].onblur=function() {
         this.style.borderColor=''; 
         this.style.backgroundColor='#ffffff';
      }; 
	  
   }


   


}





var elements = document.getElementsByTagName("textarea");
  for (i=0; i < elements.length; i++) { 

     if(elements[i].getAttribute('type')=="textarea") { 
       elements[i].onfocus=function() {
         this.style.borderColor='#9900CC'; 
         this.style.backgroundColor='#CCCCCC';
       }; 
       elements[i].onblur=function() {
         this.style.borderColor=''; 
         this.style.backgroundColor='#CCCCCC';
      }; 
	  
   }


   


}







} 

window.onload = highlight;