function addLoadEvent(func) {
	var oldonload = window.onload;
	if (typeof window.onload != 'function') {
		window.onload = func;
	} else {
		window.onload = function() {
			if (oldonload) {
				oldonload();
			}
			func();
		}
	}
}

addLoadEvent(checkPrintCookie);

function checkPrintCookie(){
	var printValue = readCookie("wj_print");
	if(printValue=="true"){
		window.print();
	}
}