// fs.js ver1.0.0

/*--------------------------------------Cookie--------------------------------------*/
function setFsize(i){
	ftime=new Date();
	ftime.setTime(ftime.getTime()+(1*1000*60*60*24));
	setftime=ftime.toGMTString();
	document.cookie="fsize="+escape(i)+";expires="+setftime+";path=/;";
}
function getFsize(){
	fmp=document.cookie+";";
	fmp1=fmp.indexOf("fsize",0);
	if(fmp1!=-1){
		fmp=fmp.substring(fmp1,fmp.length);
		start=fmp.indexOf("=",0);
		end=fmp.indexOf(";",start);
		return(unescape(fmp.substring(start+1,end)));
	}
	return("");
}
/*------------------------------------//Cookie--------------------------------------*/

/*-----------------------------------------fsize------------------------------------*/
function fsize(i){

if(document.getElementById('fs_s')){
	if(i==1){
		document.body.style.fontSize='x-small';
		document.getElementById('fs_s').style.backgroundPosition = '-291px -30px';
		document.getElementById('fs_m').style.backgroundPosition = '-268px -0px';
		document.getElementById('fs_l').style.backgroundPosition = '-244px -0px';
		setFsize("s")
	}
	if(i==2){
		document.body.style.fontSize="small";
		document.getElementById('fs_s').style.backgroundPosition = '-291px -0px';
		document.getElementById('fs_m').style.backgroundPosition = '-268px -30px';
		document.getElementById('fs_l').style.backgroundPosition = '-244px -0px';
		setFsize("m")
	}
	if(i==3){
		document.body.style.fontSize="medium";
		document.getElementById('fs_s').style.backgroundPosition = '-291px -0px';
		document.getElementById('fs_m').style.backgroundPosition = '-268px -0px';
		document.getElementById('fs_l').style.backgroundPosition = '-244px -30px';
		setFsize("l")
	}
}

}
/*----------------------------------------------------------------------------------*/

/*----------------------------------------font--------------------------------------*/
function setFontsize(){
	var fontsize= getFsize();
	if(fontsize=="s"){
		fsize(1)
	}else if(fontsize=="m"){
		fsize(2)
	}else if(fontsize=="l"){
		fsize(3)
	}else{
		fsize(2)
	}
}
/*----------------------------------------------------------------------------------*/

window.onload=function(){
	setFontsize();
}





// side-bar banner

function randomAdv() {
	m = 0, x = 0, y = 0;
	ad= new Array();
	adv = new Array();
	hit = new Array();

	hit[0] = 3; adv[0] = "<a href='http://clink.nifty.com/r/support/ct/?http://www.nifty.com/card/'><img src='/support/common/images/ad/ad_bana06.gif' width='260' height='60' alt='常時安全カード' /></a>";
	hit[1] = 3; adv[1] = "<a href='http://clink.nifty.com/r/support/ct/?http://shopping.nifty.com/sp/fmv/fmv1/'><img src='http://www.fujitsu-webmart.com/image/ui1227/support_banner1.jpg' width='260' height='60' alt='@nifty会員限定 富士通パソコン特別販売' /></a>";

for(i=0; i<=hit.length - 1; i++) {
	m += hit[i];
	}
	n = Math.floor(Math.random() * m);
	n++;
	for(i=0; i<=hit.length - 1; i++) {
		x = y;
		y += hit[i];
		if(x<n && n<=y) ad = adv[i];
	}
	document.write(ad);
}