function toggle(sDivID){
  bVisible='1';
  var oDiv=document.getElementById(sDivID);
  if (oDiv.style.display=="block"){bVisible='0';};
  hide_all();
  if (bVisible=='1'){
     oDiv.style.display="block"
  }
}
function hide_all(){
  hide('SM');
  hide('SM_1');
  hide('SM_2');
  hide('SM_3');
}
function hide(sDivID){
var oDiv=document.getElementById(sDivID);
oDiv.style.display="none";
}
function show(sDivID){
var oDiv=document.getElementById(sDivID);
oDiv.style.display="block";
}
function set_product(sProduct) {
document.navForm.product.value = sProduct;
document.navForm.submit();
hide_all;

}
function edit_item(sItemID,sProductGroup,sItemDesc,sItemc1,sItemc2){
show('EditItem');
document.frm_edit.edit_id.value = sItemID;
document.frm_edit.edit_description.value=sItemDesc;
document.frm_edit.edit_c1.value=sItemc1;
document.frm_edit.edit_c2.value=sItemc2;
var oGrpLabel=document.getElementById("Product_Group_Label");
oGrpLabel.innerHTML = sProductGroup;

}