var form1='search_unipeptide'
function SetChecked1(val,chkName) {
dml=document.forms[form1];
len = dml.elements.length;
var i=0;
for( i=0 ; i<len ; i++) {
if (dml.elements[i].name==chkName) {
dml.elements[i].checked=val;
}
}
}

var form2='search_family'
function SetChecked2(val,chkName) {
dml=document.forms[form2];
len = dml.elements.length;
var i=0;
for( i=0 ; i<len ; i++) {
if (dml.elements[i].name==chkName) {
dml.elements[i].checked=val;
}
}
}

var form3='search_keyword'
function SetChecked3(val,chkName) {
dml=document.forms[form3];
len = dml.elements.length;
var i=0;
for( i=0 ; i<len ; i++) {
if (dml.elements[i].name==chkName) {
dml.elements[i].checked=val;
}
}
}

var form4='select_unigene'
function SetChecked4(val,chkName) {
dml=document.forms[form4];
len = dml.elements.length;
var i=0;
for( i=0 ; i<len ; i++) {
if (dml.elements[i].name==chkName) {
dml.elements[i].checked=val;
}
}
}


function validateChecked4(chkName) 
{
  var form4='select_unigene'
  dml=document.forms[form4];
  len = dml.elements.length;
  var i=0;
  for( i=0 ; i<len ; i++) 
  {
    if (dml.elements[i].name==chkName) 
    {
      if(dml.elements[i].checked==true) {return true;}
    }
  }
  alert("Please select at least two unigenes before proceeding.");
  return false;
}