var maxH = 750;
var WH;		   

$(window).resize(function() {
	if($(window).height() > maxH){	
		changeStyleSheet('big')
		scrollGap = 100, headerHight = 350, headerMarginTop = 50,mainTagTop = 140,mainTag = 210,headerTop = 120,bgTop = 480;	
	}else{
		changeStyleSheet('small')
		scrollGap = 100, headerHight = 240, headerMarginTop = 0,mainTagTop = 45,mainTag = 85,headerTop = 20,bgTop = 370;	
	}
	WH = $(window).height();
});

var css = "big";
function changeStyleSheet(sss) {
	//$('#log').html(bgTop);
    if(sss == css)
        return;
    var sel = document.getElementById('ss_'+sss);
    var cur = document.getElementById('ss_'+css);
    if(!sel) {
        sel = cur.cloneNode(true);
        sel.id = "ss_"+sss;
        sel.setAttribute("href",cur.getAttribute("href").replace(new RegExp(css),sss));
    }
    cur.setAttribute("rel","stylesheet1");
    sel.setAttribute("rel","stylesheet");
    document.getElementsByTagName('head')[0].appendChild(sel);
    css = sss;
}
if($(window).height() > maxH){	
	changeStyleSheet('big');
}else{
	changeStyleSheet('small');
}
WH = $(window).height();
if(WH > maxH){	
var scrollGap = 100, headerHight = 350, headerMarginTop = 50,mainTagTop = 140,mainTag = 210,headerTop = 120,bgTop = 480;	
}else{
var scrollGap = 100, headerHight = 240, headerMarginTop = 0,mainTagTop = 45,mainTag = 85,headerTop = 20,bgTop = 370;	
}