function swap_values(id1,id2) {
	if (document.getElementById || document.all) {
	  var el1,el2,el1_value,el2_value;
      el1 = document.getElementById? document.getElementById(id1): document.all[id1];
      if (el1 && typeof el1.innerHTML != "undefined") el1_value=el1.innerHTML;
      el2 = document.getElementById? document.getElementById(id2): document.all[id2];
      if (el2 && typeof el2.innerHTML != "undefined") el2_value=el2.innerHTML;
      el2.innerHTML = el1_value;
      el1.innerHTML = el2_value;
   }

	
}

function changeContent(id,shtml) {
   if (document.getElementById || document.all) {
      var el = document.getElementById? document.getElementById(id): document.all[id];
      if (el && typeof el.innerHTML != "undefined") el.innerHTML = shtml;
   }
}

function changeSrc(id,shtml) {
   if (document.getElementById || document.all) {
      var el = document.getElementById? document.getElementById(id): document.all[id];
      if (el) 
      	el.src = shtml;
   }
}


function swap_int_values(id1,id2){
	if (document.getElementById || document.all) {
	  var el1,el2,el1_value,el2_value;
      el1 = document.getElementById? document.getElementById(id1): document.all[id1];
      if (el1 && typeof el1.value != "undefined") el1_value=el1.value;
      el2 = document.getElementById? document.getElementById(id2): document.all[id2];
      if (el2 && typeof el2.value != "undefined") el2_value=el2.value;
      el2.value = el1_value;
      el1.value = el2_value;
   }
}