<script>
function mcolor(aa)
{
alert(document.getElementById("R1").value.checked);
}
</script>

<input type="radio" value="fontcolor" id="R1" name="R1"><input type="text" name="fontcolor" size="20">
<input type="radio" value="hover" id="R1" name="R1"><input type="text" name="fontcolor" size="20">

<script> 
function mcolor(aa) 
{ 
   var i = 0;
   while(i <= document.Form.R1.elements.length -1){   
     if(document.Form.R1.elements[i].checked == true){} 
     i++;
     }
} 
</script> 

<form name="Form"<input type="radio" value="fontcolor" name="R1"><input type="text" name="fontcolor" size="20"> 
<input type="radio" value="hover" name="R1"><input type="text" name="fontcolor" size="20"></form>

<script> 
function mcolor() 
{ 
Â* Â*var i = 0; 
Â* Â*while(i <= document.Form.elements[i].length -1){Â* Â* 
Â* Â* Â*if(document.Form.elements[i].checked == true){
} 
Â* Â* Â*i = i + 2; 
Â* Â* Â*} 
} 
</script> 

<form name="Form"<input type="radio" value="fontcolor" name="R1"><input type="text" name="fontcolor" size="20"> 
<input type="radio" value="hover" name="R1"><input type="text" name="fontcolor" size="20"></form>

alert(document.formularname.R1.value);