function showhide(id){
if (document.getElementById){
obj = document.getElementById(id);
if (obj.style.display == "none"){
obj.style.display = "";
} else {
obj.style.display = "none";
}
}
}



function showhidereg(id,buttonid){
if (document.getElementById){
obj = document.getElementById(id);
if (obj.style.display == "none"){
obj.style.display = "";
 document.getElementById(buttonid).style.display = "none";     
// $('#'.buttonid).hide();
} else {
obj.style.display = "none";
}
}
}