function changebrowseby(){

   if (Form1.browseby.selectedIndex==1) {

      getobject("spanSubject2").style.display="none";	
      getobject("spanSubject").style.display="";
   }else {
      getobject("spanSubject").style.display="none";	
      getobject("spanSubject2").style.display="";
   };
   
   if (Form1.browseby.selectedIndex==2) {
       getobject("spanissn").style.display="none";	
       getobject("spanissn2").style.display="";
       getobject("keyspan1").style.display="none";
       getobject("keyspan2").style.display="none";
       getobject("keyspan3").style.display="none";
   }else{
       getobject("spanissn2").style.display="none";	
       getobject("spanissn").style.display="";
      /* getobject("keyspan1").style.display="";
       getobject("keyspan2").style.display="";
       getobject("keyspan3").style.display=""; */
   }

   if (Form1.browseby.selectedIndex==0) {
       getobject("spanissn2").style.display="none";	
       getobject("spanissn").style.display="";
       getobject("keyspan1").style.display="";
       getobject("keyspan2").style.display="";
       getobject("keyspan3").style.display="";
   }
}

function checkquote(){
if (trim(Form1.firstname.value)=='')
{
alert('Please enter your first name');
Form1.firstname.focus();
return false;
}
if (trim(Form1.lastname.value)=='')
{
alert('Please enter your last name');
Form1.lastname.focus();
return false;
}
if (trim(Form1.phone.value)=='')
{
alert('Please enter your phone number');
Form1.phone.focus();
return false;
}
if (trim(Form1.email.value)=='')
{
alert('Please enter your email');
Form1.email.focus();
return false;
}
if (!ismail(trim(Form1.email.value)))
{
alert('Please enter a valid email address');
Form1.email.focus();
return false;
}
return true;
}
function dowashlistremove(id,syear,number,act){
	if (number>1){
		 if (!confirm('Do you want to reduce number of this title from the Wish List?')) {return;}
		 
	} else {
		if (!confirm('Do you want to remove this title from the Wish List?')) {return;}
}


Form1.ID.value=id;
Form1.syear.value=syear;
Form1.act.value=act;
Form1.submit();
}

function doact(id,syear,act){
    if (act=='remove'){
      if (!confirm('Do you want to remove this title from the Wish List?')) {
            return;
      }
         
    }

    if (act=='clear'){
       if (!confirm('Do you want to clear this title from the Wish List?')) {
         return;
       }
         
    }

    if (act=='clearall'){
       if (!confirm('Do you want to clear all of the titles from the Wish List?')) {
         return;
       }
    }
Form1.ID.value=id;
Form1.syear.value=syear;
Form1.act.value=act;
Form1.submit();
}




function donew(){
Form1.title.value="";
Form1.title1.value="";
Form1.title2.value="";
Form1.browseby.selectedIndex=0;
Form1.perpage.selectedIndex=0;
getobject("spanSubject").style.display="none";
getobject("spanSubject2").style.display="";
getobject("spanissn2").style.display="none";
getobject("spanissn").style.display="";
getobject("keys1").checked=true;
getobject("keys2").checked=false;
getobject("keys3").checked=false;
getobject("keyspan2").style.display="";
Form1.title.focus();
}



function dosearch(){
Form1.act.value="search";
Form1.submit();
}
function dopage(i){
Form1.act.value="page";
Form1.page.value=i;
Form1.submit();
}


function dialogcancel(){
  window.returnValue=null;
  window.close();
}


function dialogok(){
 var i=trim(getobject("num").value);
 if(i==""){
 	alert("please enter your number");
 	getobject("num").focus();
 	return;
 }	
 if(!isNumeric(i)){
 	alert("please enter a valid number");
 	getobject("num").focus();
 	return;
 }
 if( parseInt(i)<1){
 	 	alert("Number must be a integer great than 0");
 	getobject("num").focus();
 	return;
}
  window.returnValue=i;
  window.close();
}



function doallcheckw(frm){
//alert(obj.checked);
   c=getobject('AllID').checked;
   for(frmIdx=0; frmIdx<frm.elements.length; frmIdx++) {
      if (frm.elements[frmIdx].type == "checkbox") {
         frm.elements[frmIdx].checked=c;
      }
   }
}


function dochgselectw(cntx,act){
var obj;
var cnt=0;
var s="";
try{
var i=1;


while (i<=cntx){
obj=getobject('tmpID'+i);
 if (obj.checked){
 	cnt++;
 	s=s+";"+obj.value;
 }
i++;

}

}
catch(E){
}
if (cnt==0){
	alert("Pease select some items");
	return;
}

	if (act=='del'){
		 if (!confirm('Do you want to clear the selected items from the Wish List?')) {return;}
		 
	}
if (s.length>0){
	s=s.substring(1,s.length);
}
if (act=="chg"){
var mm=trim(Form1.number.value);
if (mm==null || mm=="" || !isNumeric(mm)|| parseInt(mm)<0 ){
	alert("Please enter valid number");
	return;}
}
Form1.svalue.value=s;
Form1.action="ChangeSelected.php";
Form1.act.value=act;
Form1.submit();
}


function checktypes(){
 if ((Form1.types1.checked==false) && (Form1.types2.checked==false) && (Form1.types3.checked==false) ){
 alert("Please select preferred format types.");
 return;}
 Form1.submit();
}