// POP UP
	function toggle(div_id) {
		var el = document.getElementById(div_id);
		
		if ( el.style.display == 'none' ) {
			el.style.display = 'block';
		} else {
			el.style.display = 'none';
		}
	}
	function blanket_size(popUpDivVar,blanketnameVar) {
		if (typeof window.innerWidth != 'undefined') {
			viewportheight = window.innerHeight;
		} else {
			viewportheight = document.documentElement.clientHeight;
		}
		if ((viewportheight > document.body.parentNode.scrollHeight) && (viewportheight > document.body.parentNode.clientHeight)) {
			blanket_height = viewportheight;
		} else {
			if (document.body.parentNode.clientHeight > document.body.parentNode.scrollHeight) {
				blanket_height = document.body.parentNode.clientHeight;
			} else {
				blanket_height = document.body.parentNode.scrollHeight;
			}
		}
		var blanket = document.getElementById(blanketnameVar);
		blanket.style.height = blanket_height + 'px';
		
		var popUpDiv = document.getElementById(popUpDivVar);
		//popUpDiv_height=blanket_height/2-150;//150 is half popup's height -default
		popUpDiv_height=250;//given by us
		popUpDiv.style.top = '0px';
	}
	function window_pos(popUpDivVar) {
		if (typeof window.innerWidth != 'undefined') {
			viewportwidth = window.innerHeight;
		} else {
			viewportwidth = document.documentElement.clientHeight;
		}
		if ((viewportwidth > document.body.parentNode.scrollWidth) && (viewportwidth > document.body.parentNode.clientWidth)) {
			window_width = viewportwidth;
		} else {
			if (document.body.parentNode.clientWidth > document.body.parentNode.scrollWidth) {
				window_width = document.body.parentNode.clientWidth;
			} else {
				window_width = document.body.parentNode.scrollWidth;
			}
		}
		var popUpDiv = document.getElementById(popUpDivVar);
		//window_width=window_width/2-150;//150 is half popup's width		
		window_width=window_width/2-200;
	}
	function popup(windowname,blanketname) {
		blanket_size(windowname,blanketname);
		window_pos(windowname);
		toggle(blanketname);
		toggle(windowname);	
	}
	// END POP UP