function SelAll()
	{
	    document.all.EXT_HTM.checked=true;
		document.all.EXT_XLS.checked=true;
		document.all.EXT_DOC.checked=true;
		document.all.EXT_PPT.checked=true;
		document.all.EXT_PDF.checked=true;
		document.all.EXT_XML.checked=true;
		document.all.EXT_TXT.checked=true;

	}
function CancelAll()
	{
	    document.all.EXT_HTM.checked=false;
		document.all.EXT_XLS.checked=false;
		document.all.EXT_DOC.checked=false;
		document.all.EXT_PPT.checked=false;
		document.all.EXT_PDF.checked=false;
		document.all.EXT_XML.checked=false;
		document.all.EXT_TXT.checked=false;
	}
function RevirseAll()
	{
	    if (document.all.EXT_HTM.checked==true) {document.all.EXT_HTM.checked=false}else(document.all.EXT_HTM.checked=true)

		if (document.all.EXT_XLS.checked==true) {document.all.EXT_XLS.checked=false}else(document.all.EXT_XLS.checked=true)

		if (document.all.EXT_DOC.checked==true) {document.all.EXT_DOC.checked=false}else(document.all.EXT_DOC.checked=true)

		if (document.all.EXT_PPT.checked==true) {document.all.EXT_PPT.checked=false}else(document.all.EXT_PPT.checked=true)

		if (document.all.EXT_PDF.checked==true) {document.all.EXT_PDF.checked=false}else(document.all.EXT_PDF.checked=true)

        if (document.all.EXT_XML.checked==true) {document.all.EXT_XML.checked=false}else(document.all.EXT_XML.checked=true)
			
		if (document.all.EXT_TXT.checked==true) {document.all.EXT_TXT.checked=false}else(document.all.EXT_TXT.checked=true)
 
	}

	function validate_keyword(){
      var objForm=document.AdvForm;
      var strKW = objForm.KW.value;
      if (strKW=="" || strKW=="請輸入關鍵字"){
        alert("請輸入關鍵字!!");
        event.returnValue=false;
      }		
 }

 function validate_keyword1(){
      var objForm=document.AdvForm1;
      var strKW = objForm.KW.value;
      if (strKW=="" || strKW=="請輸入關鍵字"){
        alert("請輸入關鍵字!!");
        event.returnValue=false;
      }		
 }

 function validate_keyword2(){
      var objForm=document.AdvForm2;
      var strKW = objForm.KW.value;
      if (strKW=="" || strKW=="請輸入關鍵字"){
        alert("請輸入關鍵字!!");
        event.returnValue=false;
      }		
 }

 function validate_keyword3(){
      var objForm=document.AdvForm3;
      var strKW = objForm.KW.value;
      if (strKW=="" || strKW=="請輸入關鍵字"){
        alert("請輸入關鍵字!!");
        event.returnValue=false;
      }		
 }