function gotoprepage(){
	if (document.getElementById("goPage") != null){
		var n = document.getElementById("goPage").value;
    		if (n>2 || n==1){
    			//location.href = document.getElementById("myPages").children[0];
			pager.Prev();	
    		}
    		else{ 
    			location.href=document.getElementById("preArticle").children[0];
    		}
   	 }
    	else{
    		if (document.getElementById("preArticle").children[0] == null){ 
    			document.getElementById("prePage").style.cursor="pointer";
    			document.getElementById("prePage").title="已到达最前面的一页";
    			location.href="#";    		
    		}
    		else{
    			location.href=document.getElementById("preArticle").children[0];
    		}
    	}		
}

function gotonxtpage(){
	if (document.getElementById("goPage") != null){
		var n = document.getElementById("goPage").value;
		if(n !=1){
			pager.Jump();
		}
		else{
			if (document.getElementById("nxtArticle").children[0] == null){
				document.getElementById("nxtPage").style.display="none"; 
				document.getElementById("nxtPage").style.cursor="pointer";
				document.getElementById("nxtPage").title="已到达最后一页";
				location.href="#";
			}
			else{
				location.href=document.getElementById("nxtArticle").children[0];
			}
		}
	}
	else{
    		if (document.getElementById("nxtArticle").children[0] == null){
    			document.getElementById("nxtPage").style.display="none";		
    		}
    		else{
    			document.getElementById("nxtPage").style.display="";
    			location.href=document.getElementById("nxtArticle").children[0];
    		}
	}
}