//images shift function
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v3.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i>d.layers.length;i++) x=MM_findObj(n,d.layers[i].document); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

//languages shift function
function shift() {
  document.getElementById('language_1').style.display = 'none';
  document.getElementById('language_2').style.display = 'inline';
}

function restore() {
  document.getElementById('language_1').style.display = "inline";
  document.getElementById('language_2').style.display = "none";
}

//search form check function
function checksearchform() {
  if (searchform.t.value=="" || searchform.t.value==null) {
  alert("Please, enter the query")
  return false
 }
return true
}

//send form check function
function checksendform() {
  if (sendform.name1.value=="" || sendform.name1.value==null) {
  alert("Please, fill in the 'First Name' field")
  return false
 }
  if (sendform.name2.value=="" || sendform.name2.value==null) {
  alert("Please, fill in the 'Last Name' field")
  return false
 }
  if (sendform.company.value=="" || sendform.company.value==null) {
  alert("Please, fill in the 'Company' field")
  return false
 }
  if (sendform.country.value=="" || sendform.country.value==null) {
  alert("Please, select the country")
  return false
 }
  if (sendform.mail.value=="" || sendform.mail.value==null) {
  alert("Please, fill in the 'E-mail' field")
  return false
 }
  if (sendform.info1.value=="" || sendform.info1.value==null) {
  alert("Please, describe your company")
  return false
 }
  if (sendform.info2.value=="" || sendform.info2.value==null) {
  alert("Please, fill in the 'Requested information' field")
  return false
 }
return true
}