izearanks_site_id="2d9b3265efaebfde79b545c2a1cab048";izearanks_site_url="29358f1e4d2a28aa80e7673302fe1d23";itk_id="64167";itk_ppp_blog_id="0";itk_socialspark_blog_id="illustration-tutorials-com";itkhd=document.getElementsByTagName("head").item(0);itksrc=document.createElement("script");itksrc.setAttribute("id","itk_src");itksrc.setAttribute("src","http://cache.izearanks.com/javascripts/itk.js");itksrc.setAttribute("type","text/javascript");itkhd.appendChild(itksrc);