function searchClick(){//一般查詢
	var keyW = document.mainform.keyword;
	var keyValue = trim(keyW.value) ;
	var chkObj = document.getElementsByName('searchtype')[0] ;
	var frmMain = document.mainform ;

	if(keyValue=='::請輸入關鍵字::' || keyValue=='' || keyValue=='*') {
		alert('::請輸入關鍵字::');
		keyW.value = '';
		keyW.focus();
		return false;
	}else{
		if(chkObj.options[0].selected){//評析
		  frmMain.action='http://www.itis.org.tw/pubSearch.screen';
		}else if(chkObj.options[1].selected){//報告
			frmMain.action='http://www.itis.org.tw/pubSearch.screen';
		}else if(chkObj.options[2].selected){ //簡報
			frmMain.pSearchKeyword.value=frmMain.keyword.value; //關鍵字
			frmMain.action='http://itisweb3.itis.org.tw/itisppt/client/default_search.aspx';
		}else {
		 	frmMain.action='http://www.itis.org.tw';
		}
	}
	frmMain.submit();
}

/*
function aSearchClick(){//進階查詢
	var keyW = document.mainform.keyword;
	var keyValue = trim(keyW.value) ;
	var chkObj = document.getElementsByName('searchtype')[0] ;
	var frmMain = document.mainform ;

	if(chkObj.options[0].selected){//評析
		frmMain.action='http://www.itis.org.tw/rptbookSearch.screen';
	} else if(chkObj.options[1].selected){//報告
		frmMain.action='http://www.itis.org.tw/pubinfoSearch.screen';
	} else if (chkObj.options[2].selected){ //查簡報
		frmMain.pSearchKeyword.value=frmMain.keyword.value; //關鍵字
		frmMain.action='http://itisweb3.itis.org.tw/itisppt/client/default_search.aspx';
	}
	frmMain.submit();
}
*/

function trim(str){
  while(true){
    if(str.substr(0,1) == " " || str.substr(0,1) == "　") {
      str = str.substr(1,str.length - 1);
    }
    if(str.substr(str.length - 1,1) == " " || str.substr(str.length - 1,1) == "　") {
      str = str.substr(0,str.length - 1);
    }
    else break;
  }
  return str;
}
function scopecheckbox(){
	//only find book content, but not book category
  if(document.mainform.pubscope2.checked && !document.mainform.pubscope1.checked){
		document.mainform.mainclass.disabled=true;
		document.mainform.prdtunit.disabled=true;
	}else {
		document.mainform.mainclass.disabled=false;
		document.mainform.prdtunit.disabled=false;
  }
}