function changepw(){
	
	var ch_pw = document.getElementById('ch_pw');

	var p0 = document.getElementById('p0');
	var p1 = document.getElementById('p1');
	var p2 = document.getElementById('p2');
	
	if (ch_pw.checked == true){
		if(p0)
			p0.disabled = false;
		p1.disabled = false;
		p2.disabled = false;
	} else {
		if(p0)
			p0.disabled = true;
		p1.disabled = true;
		p2.disabled = true;	
	}
}

function trimL(field, maxlimit) {
if (field.value.length > maxlimit)
	field.value = field.value.substring(0, maxlimit);
}

function changeImg(id) {
    str1 = 'change_img_id'+id;
    str2 = 'img_name'+id;
    var obj1 = document.getElementById(str1);
    var obj2 = document.getElementById(str2);
    if(obj1.checked) {
      obj2.disabled = false;
    } else {
      obj2.disabled = true;
    }
}
function showDivs(divs){
  if(arguments.length > 1){
    for(i=0;i<arguments.length;i++){
      var tmp = document.getElementById(arguments[i]).style.display = 'inline';
    }
  } else {
    var tmp = document.getElementById(divs).style.display = 'inline';
  }
}
function showDivsBlock(divs){
  if(arguments.length > 1){
    for(i=0;i<arguments.length;i++){
      var tmp = document.getElementById(arguments[i]).style.display = '';
    }
  } else {
    var tmp = document.getElementById(divs).style.display = '';
  }
}

function hideDivs(divs){
  if(arguments.length > 1){
    for(i=0;i<arguments.length;i++){
      var tmp = document.getElementById(arguments[i]).style.display = 'none';
    }
  } else {
    var tmp = document.getElementById(divs).style.display = 'none';
  }
}
function disableDivs(divs){
  if(arguments.length > 1){
    for(i=0;i<arguments.length;i++){
      if(document.getElementById(arguments[i]))
        document.getElementById(arguments[i]).disabled = true;
    }
  } else {
    if(document.getElementById(divs))
      document.getElementById(divs).disabled = true;
  }
}
function enableDivs(divs){
  if(arguments.length > 1){
    for(i=0;i<arguments.length;i++){
      if(document.getElementById(arguments[i]))
        document.getElementById(arguments[i]).disabled = false;
    }
  } else {
    if(document.getElementById(divs))
      document.getElementById(divs).disabled = false;
  }
}

function focus(){
  var foc = document.getElementById('focus');
  if (foc){
    foc.focus();
  }
}