function wipe(){ window.status= " "; }

function print_mailto_link(lhs) {

	lhs 			= ((lhs) && lhs != "" ? lhs : "info");							
	rhs 			= "digitalpatentllc.com";	// ditto
	addy 			= lhs + "@" + rhs;
	styleclass 	= "class=\"contactus\"";
	lnktxt 		= addy;
	
	document.write("<A " + styleclass + " HREF=\"mailto");
	document.write(":" + addy);
	document.write("\">" + lnktxt + "<\/a>");
	}


/* random header image */
var imageFiles = new Array('mayans','rockcarving','cuneiform','hieroglyphs','petroglyphs');
var c = imageFiles.length;

var cacheImages = new Array();
for (i = 0; i < c; i++){
   cacheImages[i] = new Image();
   cacheImages[i].src = imageFiles[i];
	}

var randImage = Math.round(Math.random()*(c-1));
function drawImage(){
	document.write('<img src="images/art-'+imageFiles[randImage]+'.gif" class="content-top-image">');
	}