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_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_findObj(n, d) { //v4.01
  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);
  if(!x && d.getElementById) x=d.getElementById(n); 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];}
}
words=0;  
function validateForm(theform){ 
noError=true; 
var errors;
var prod; 
error_c=''; 
errors=''; 
if(theform.category.selectedIndex==''||theform.category.options[theform.category.selectedIndex].value==''){ 
   error_c+='1'; 
   errors=errors+"Please select a category!!\n\n"; 
  }
if(theform.email.value==''){
     error_c+='2';
    errors=errors+"Please enter your email address!!!\n\n";
     } 
if(theform.membery.checked==true&&theform.convenor.value==''){ 
   error_c+='3'; 
   errors=errors+"If you are a member of  an invited symposium,\nPlease enter your convenor!!!\n\n"; 
   theform.convenor.focus(); 
   } 
maxLen=220; 
countword(theform.abstracttext.value,' ',220,'y'); 
if(words>220){ 
    errors=errors+"There are "+words+" words in your abstract, Too many!!\n\n"; 
    if(error_c==''){error_c+='5'; 
                     theform.abstracttext.focus();} 
    } 
if(errors!=''){
   alert("\nSorry, the abstract cann't  be submitted now.\n\n\n"+errors); 
   return false;
    }
   else return true;
} 
 
function countword(this_field,fgf,maxlength,keyflag){ 
if(navigator.appName=="Netscape"&&keyflag=='n')return; 
sub=0; 
cr=0; 
clean_str=new Array(maxlength); 
split_str=new Array(130); 
var fullstr =this_field; 
split_str=fullstr.split(fgf); 
if(split_str.length>0){ 
for(i=0;i<split_str.length;i++){ 
   if(split_str[i]!=""&&split_str[i]!="\n"&&split_str[i]!="("&&split_str[i]!=")"&&split_str[i]!="."){ 
      loc=split_str[i].indexOf("\n"); 
      if(loc>=0&&split_str[i].length>loc+1)cr++; 
           if(fgf!=","&&(loc=split_str[i].indexOf(","))>=0&&split_str[i].length>loc+1)cr++; 
      clean_str[sub++]=split_str[i]; 
      } 
      else if(split_str[i]=="(")clean_str[sub++]="("+split_str[++i]; 
          else if(split_str[i]==")")clean_str[sub-1]+=")"; 
              else if(split_str[i]==".")clean_str[sub-1]+="."; 
      if((sub+cr)==maxlength&&keyflag=='n')break; 
      } 
     } 
if((split_str.length+cr)>maxlength&&maxlength>3&&keyflag=='n')document.submitabstract.abstracttext.value=clean_str.join(fgf); 
   else if(maxlength<4)document.submitabstract.keytext.value=clean_str.join(fgf); 
if(maxlength>3){document.submitabstract.remLen.value=sub+cr;words=sub+cr;} 
document.submitabstract.abstracttext.focus(); 
}