function checkUsrScreen(type){
	usrScreenWidth = "";
	usrScreenHeight = ""

	if(type == "width"){
		usrScreenWidth = (os == "win") ? screen.availWidth: screen.width;
	}else if(type=="height"){
		usrScreenHeight = (os == "win") ? screen.availHeight: screen.height;
	}
}

function checkUsrWinWidth(){
	if(browser=="op"){
		usrWinWidth = window.innerWidth;
	}else if(browser=="ie"){
		usrWinWidth = document.body.clientWidth;
		usrWinWidth = document.body.clientHeight;
	}else if(browser=="ns"){
		usrWinWidth = window.innerWidth;
	}else if(browser=="ff"){
		usrWinWidth = window.innerWidth;
	}else{
		usrWinWidth = usrScreenWidth;
	}
}

function checkUsrWinHeight(){
	if(browser=="op"){
		usrWinHeight = window.innerHeight;
	}else if(browser=="ie"){
		usrWinHeight = document.body.clientHeight;
	}else if(browser=="ns"){
		usrWinHeight = window.innerHeight;
	}else if(browser=="ff"){
		usrWinHeight = window.innerHeight;
	}else{
		usrWinHeight = usrScreenHeight;
	}
}


function winOpen(url,opnWinName,opnWinWidth,opnWinHeight){
	checkUsrScreen("width");
	checkUsrScreen("height");
	checkUsrWinWidth();
	checkUsrWinHeight();

	if(window.self.name==""){
		window.parent.name== "main";
	}

	if((usrWinWidth=="")||(usrWinHeight=="")){
		opnWin = window.open(url,opnWinName,'width='+opnWinWidth+',height='+opnWinHeight+',menubar=yes,personalbar=no,directories=no,scrollbars=yes,status=no,toolbar=no,resizable=yes,top=0,left=0');
	}else{
		if((opnWinWidth <= usrWinWidth) && (opnWinHeight <=usrWinHeight)){
			opnWin = window.open(url,opnWinName,'width='+opnWinWidth+',height='+opnWinHeight+',menubar=yes,personalbar=no,directories=no,scrollbars=yes,status=no,toolbar=no,resizable=yes,top=0,left=0');
		}else if((usrWinWidth <= opnWinWidth) && (opnWinHeight <= usrWinHeight)){
			opnWin = window.open(url,opnWinName,'width='+usrWinWidth+',height='+opnWinHeight+',menubar=yes,personalbar=no,directories=no,scrollbars=yes,status=no,toolbar=no,resizable=yes,top=0,left=0');
		}else if((opnWinWidth <= usrWinWidth) && (usrWinHeight <= opnWinHeight)){
			opnWin = window.open(url,opnWinName,'width='+opnWinWidth+',height='+usrWinHeight+',menubar=yes,personalbar=no,directories=no,scrollbars=yes,status=no,toolbar=no,resizable=yes,top=0,left=0');
		}else{
			opnWin = window.open(url,opnWinName,'width='+usrWinWidth+',height='+usrWinHeight+',menubar=yes,personalbar=no,directories=no,scrollbars=yes,status=no,toolbar=no,resizable=yes,top=0,left=0');
		}
	}
if(!document.all)opnWin.moveTo(0,0);
}