function getFullWH() {
		if (self.screen) {     // for NN4 and IE4
        	return screen.height;
		}
		else if (self.java) {   // for NN3 with enabled Java
    		var jkit = java.awt.Toolkit.getDefaultToolkit();
    		var scrsize = jkit.getScreenSize();       
    		return scrsize.height; 
		}
		else {
			if(isMinNS4)return top.innerHeight;
			if(isMinIE4)return top.document.body.clientHeight;
			return-1;
		}
}
function getFullWW() {
		if (self.screen) {     // for NN4 and IE4
        	return screen.width;
		}
		else if (self.java) {   // for NN3 with enabled Java
    		var jkit = java.awt.Toolkit.getDefaultToolkit();
    		var scrsize = jkit.getScreenSize();       
    		return scrsize.width; 
		}
		else {
			if(isMinNS4)return top.innerWidth;
			if(isMinIE4)return top.document.body.clientWidth;
			return-1;
		}
}